Template:Carnegie numbered embryo links: Difference between revisions

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{| class="wikitable mw-collapsible mw-collapsed"
:[[Carnegie_Embryos|'''Carnegie Numbered Embryos''']]:  [[:Category:Carnegie_Embryo_96|96]] | [[:Category:Carnegie_Embryo_144|144]] | [[:Category:Carnegie_Embryo_163|163]] | [[:Category:Carnegie_Embryo_391|391]] | [[:Category:Carnegie_Embryo_460|460]] | [[:Category:Carnegie_Embryo_544|544]] | [[:Category:Carnegie_Embryo_588|588]] | [[:Category:Carnegie_Embryo_695|695]] | [[:Category:Carnegie_Embryo_886|886]] | [[:Category:Carnegie_Embryo_940|940]] | [[:Category:Carnegie_Embryo_1380|1380]] | [[:Category:Carnegie_Embryo_1390|1390]] | [[:Category:Carnegie_Embryo_1620|1620]] | [[:Category:Carnegie_Embryo_3441|3441]] | [[:Category:Carnegie_Embryo_3512|3512]] | [[:Category:Carnegie_Embryo_3710|3710]] | [[:Category:Carnegie Embryo 4090|4090]] | [[:Category:Carnegie Embryo 4154|4154]] | [[:Category:Carnegie Embryo 4501|4501]] | [[:Category:Carnegie Embryo 4570|4570]] | [[:Category:Carnegie Embryo 4629|4629]] | [[:Category:Carnegie Embryo 6701|6701]] | [[:Category:Carnegie Embryo 7274|7274]] | [[:Category:Carnegie Embryo 7592|7592]] | [[:Category:Carnegie Embryo 7400|7400]] | [[:Category:Carnegie Embryo 7425|7425]] | [[:Category:Carnegie Embryo 7707|7707]] | [[:Category:Carnegie Embryo 7906|7906]] | [[:Category:Carnegie Embryo 8097|8097]] | [[:Category:Carnegie Embryo 8098|8098]] | [[:Category:Carnegie Embryo 8112|8112]] | [[:Category:Carnegie Embryo 8394|8394]] | [[:Category:Carnegie Embryo 8517|8517]] | [[:Category:Carnegie Embryo 8553|8553]]
! colspan=12| [[Carnegie Collection]] - [[Carnegie_Embryos]] 
 
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{{Carnegie Collection stage 9 table}}
{{Carnegie Collection stage 10 table}}
{{Carnegie Collection stage 11 table}}
{{Carnegie Collection stage 12 table}}
{{Carnegie Collection stage 13 table}}
{{Carnegie Collection stage 14 table}}
{{Carnegie Collection stage 15 table}}
{{Carnegie Collection stage 16 table}}
{{Carnegie Collection stage 17 table}}
{{Carnegie Collection stage 18 table}}
{{Carnegie Collection stage 19 table}}
{{Carnegie Collection stage 20 table}}
{{Carnegie Collection stage 21 table}}
{{Carnegie Collection stage 22 table}}
{{Carnegie Collection stage 23 table}}
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{{Carnegie_stage_table_1}}


[[Category:Carnegie Stage]] [[Category:Carnegie Embryo]]
[[Category:Carnegie Stage]][[Category:Carnegie Embryo]]

Revision as of 18:51, 18 February 2017

Carnegie Collection - Carnegie_Embryos 
Carnegie Collection - Stage 9 
Serial No. Pairs of somites Size (mm) Grade Fixative Embedding Medium Plane Thinness (µm) Stain Year Notes
1878 2-3 Embryo, 1.38
Ch., 12x10.5x7.5
Good Formalin P Coronal 10 (Stain - Haematoxylin Eosin) 1917 Described by Ingalls (1920).[1]
5080 1 Embryo, 1.5
Ch., 14.5
Poor Formalin P Transverse 10 Al. coch. 1926 Studied by Davis (1927).[2]
7650 2-3 Embryo, 2-3 Good Alc & Bouin C-P Transverse 6 (Stain - Haematoxylin Eosin) 1939 Said to be female[3]
Abbreviations
  • Grade - total grade of the specimen and includes both its original quality and the condition of the mounted sections.
  • Embedding medium - paraffin (P) or a combination of celloidin and paraffin (C-P).
  • Fixative - formalin (Formol), alcohol and formalin (Alc, formol), Bouin (Bouin solution)
  • ? - unknown or not determined.
References
  1. Ingalls, N.W. 1920. A human embryo at the beginning of segmentation, with special reference to the vascular system. Carnegie Instn. Wash. Publ. 274, Contrib. Embryol., 11, 61-90.
  2. Davis, C. L. 1927. Development of the human heart from its first appearance to the stage found in embryos of twenty paired somites. Carnegie Instn. Wash. Publ 380, Contrib. Embryol., 19, 245-284.
  3. PARK WW. (1957). The occurrence of sex chromatin in early human and macaque embryos. J. Anat. , 91, 369-73. PMID: 13448995
Carnegie Collection - Stage 10 
Serial No. Pairs of somites Size (mm) Grade Fixative Embedding Medium Thinness (µm) Stain Year Notes
391 8 E, 2 Ch., 14 Good Formalin P 10 Al. coch. 1907 Monograph by Dandy (1910)[1]
1201 7 E,2 Ch.. 144 Good Formalin P 8 H. & or. G. 1915 Univ. Chicago No. H 87
2795 4-5 E,2 Poor Alc. P 6 Al coch,or.G. 1919
3707 12 E, 1 5 Good Formalin P 12.5 I. H. 1921 Univ. Calif. No. H 197
3709 4 E. 1.4 Ch.. 14.8 Poor Formalin P 10 Erythrosin 1921 Univ. Chicago No H 279
3710 12 E., 3.6 Ch., 19.0 Good Formalin C-P 10 H. & or. G. 1921 Univ. Chicago No. H 392
4216 8 E, 2 Ch, 9.8 Good Formalin P 15 ? 1923 Monograph by Payne (1925)[2]
5074 10 E., 3.3 Ch., 10.8 Exc. Bouin P 10 Al. coch. 1925 Univ. Rochester No. H 10. Monograph by Corner (1929)[3]
6330 7 E, 2.83 Good P 5 Ehr. H. 1931 Univ. Chicago No. H 1404
6740 12 E., 2.2 Good p C-P 8 ? 1933 Litzenberg embryo. Studied by Boyden (1940)
7251 8 E., 1.27 Good Formalin C-P 10 (Stain - Haematoxylin Eosin) 1941 "Singapore embryo." Univ. Cambridge No. H 98.
Studied by Wilson (1914)[4]
8244 6 E., 1.55 Ch, 8,5 Good Alc. C-P 8 (Stain - Haematoxylin Eosin) phlox. 1944
9870 12 Ch, ca. 8 Good Zenker P 5 Various, chiefly carmine 1952 Univ. Chicago. No. H 637. Dicephaly
Abbreviations
  • Grade - total grade of the specimen and includes both its original quality and the condition of the mounted sections.
  • Embedding medium - paraffin (P) or a combination of celloidin and paraffin (C-P).
  • Fixative - formalin (Formol), alcohol and formalin (Alc, formol), Bouin (Bouin solution)
  • ? - unknown or not determined.
  • All Carnegie stage 10 embryos are cut in Transverse plane.
Carnegie Collection - Stage 11 
Serial No. Pairs of somites Size (mm) Grade Fixative Embedding Medium Plane Thinness (µm) Stain Year Notes
12 14 E, 2.1 Ch, 13 Poor P Transverse 10 Al. carm. 1893
164 18 E, 3.5 Ch, 14 Good Formalin P Transverse 20 Al. carm. 1913
318 13/14 E, 2.5 Ch, 16 Good P Transverse 25 Al. carm. 1905
470 17 E, 4.3 Ch, 16 Good Formalin P Transverse 10 Al. carm. . 1910
779 14 E, 2.75 Good C Transverse 15 Al. coch. 1913 Dysraphism. Noted by Dekaban (1964)[5]
1182b E, 3 Ch, 15x12x5 Good Formalin ? Transverse 20 Al. carm. 1915
2053 20 E, 3.1 Ch, 12 Exc. Formalin P Transverse 10 Al. coch. 1918 Most advanced in group. Ag added to slide 2
Monographs by Davis (1923)[6] and Congdon (1922)[7]
4315 17 E, 4.7 Ch, 23x10.4X11 Excellent ? C-P Transverse 10 I.H. & E. 1923 Univ. Chicago No. 951. Wen (1928)[8]
4529 14 E, 2.4 Ch, 21 Excellent Formalin P Transverse 10 Al. coch, or. G. 1924 Heuser (1930)[9]
4783 13 E, 2.3 Fair ? ? Transverse 5 I.H. 1924 Wallin (1913)[10]
4877 13 E, 2 Ch, 15 Good Formalin P Transverse 15 Al. coch. 1925
5072 17 E, 3 Good Formalin P Transverse 10 (Stain - Haematoxylin Eosin) 1925 Tubal Type specimen. Atwell (1930)[11]
6050 19/21 E.,3 Ch, 10 Good Formalin C-P Coronal 10 Al. coch. 1930 Advanced
6344 13 E, 2.5 Ch, 17 Excellent Formalin C-P Transverse 6 Al. coch. 1931 Least advanced in group
6784 17 E, 5 Ch, 16 Excellent Formalin C-P Transverse 6 I.H, or. G. 1933
7358 16 E, ? Ch, 15 Poor Alc, formol p Oblique 25 (Stain - Haematoxylin Eosin) 1936
7611 16 E., 2.4 Ch., 12 Excellent Bouin C-P Transverse 8 (Stain - Haematoxylin Eosin) 1938
7665 19 E., 4.36 Excellent ? C-P Transverse 6 1939 Univ. Chicago No. H 1516
7702 17 E, 3.7 Ch., 14 Good Formalin C-P Transverse 10 Al. coch. 1940 Returned to B M Patten
7851 13 E., 4.3 Ch, 18 Excellent Formalin C-P Transverse 8 (Stain - Haematoxylin Eosin) 1940 Slightly injured
8005 16/17 E, 3 Excellent Bouin C-P Transverse 8 (Stain - Haematoxylin Eosin) 1942 Tubal
8116 17 E, 14 Ch.. 17 Good Formalin p Sagittal 8 Azan 1953
8962 15 E, 1.55 Good ? * Sagittal ? ? 1952 Tubal Univ. Chicago No. H 810
Abbreviations
  • Size - E. is the greatest length of the embryo and Ch. is the mean diameter of the chorion.
  • Grade - total grade of the specimen and includes both its original quality and the condition of the mounted sections.
  • Embedding medium - paraffin (P) or a combination of celloidin and paraffin (C-P).
  • Fixative - formalin (Formol), alcohol and formalin (Alc, formol), Bouin (Bouin solution)
  • ? - unknown or not determined.
References
  1. Dandy WE. A human embryo with seven pairs of somites measuring about 2 mm in length. (1910) Amer. J Anat. 10: 85-109.
  2. Payne, F. 1925. General description of a 7-somite human embryo. Carnegie Instn. Wash. Publ. 361, Contrib. Embryol., 16,115-124.
  3. Corner GW. A well-preserved human embryo of 10 somites. (1929) Contrib. Embryol., Carnegie Inst. Wash. Publ. 394, 20:81-102.
  4. Wilson JT. Observations upon young human embryos. (1914) J Anat Physiol., 48(3): 315-51 PMID 17233002 PMC1288949
  5. Dekaban AS. and Bartelmez GW. Complete Dysraphism in 14 Somite Human Embryo. (1964) A Contribution To Normal And Abnormal Morphogenesis. Am. J. Anat. 115: 27-38. PMID 14199785
  6. Davis CL. Description of a human embryo having twenty paired somites. (1923) Carnegie Instn. Wash. Publ. 332, Contrib. Embryol., 15: 1-51.
  7. Congdon ED. Transformation of the aortic-arch system during the development of the human embryo. (1922) Contrib. Embryol., Carnegie Inst. Wash. Publ 277, 14:47-110.
  8. Wen IC. The anatomy of human embryos with seventeen to twenty-three pairs of somites (1928) J. Comp. Neural., 45: 301-376.
  9. Heuser CH. A human embryo with 14 pairs of somites. (1930) Carnegie Instn. Wash. Publ. 414, Contrib. Embryol., Carnegie Inst. Wash. 22:135-153.
  10. Wallin IE. A human embryo of thirteen somites. (1913) Amer. J Anat. 15(3): 319-331.
  11. Atwell WJ. A human embryo with seventeen pairs of somites. (1930) Contrib. Embryol., Carnegie Inst. Wash. Publ. 407, 21: 1-24.
Carnegie Collection Embryos - Stage 12 
Serial No. Pairs of somites Size (mm) Grade Fixative Embedding Medium Plane Thinness (µm) Stain Year Notes
209 ca_24 EH3 Ch.,15 Poor Alc P Coronal 50 Al. coch. 1902
250 19? E , 2 (11, 10x9x9 Poor p ? Sagittal 20 Al. coch. p
384 P E 2_5 Ch.,13 Poor Formalin P Transverse 10 H.&E. 1907 Macerated. Narrow yolk stalk
486 21 E.,4 Ch., 22 Good Corros. acetic P Transverse 10 Al. Coch. 1911
1062 29 E.,4.5 Ch., 20 Good Formalin P Transverse 20 Al. coch. 1915 Transitional to next stage
2197 ? E_,5_3 Ch., 19.5 Poor Formalin P Transverse 10 Al. coch, or. G. 1918
4245-7 ca.24 E.,3.5 Ch., 24 Good Alc, formol P Transverse 10 Al. coch. 1923 Caudal neuropore widely open
4479 P E.,5 .8 Ch , 17 Poor Formalin P Transverse 40 Al. coch. 1923 Macerated. Upper lirnb buds not visible
4736 26 E.,3.0 Ch.,20 Good Formalin P Coronal 10 Al. coch. 1924 No upper limb buds. Caudal neuropore closed
4759 ? E.,4.5 Ch.,15 Good Formalin P Transverse 15 (Stain - Haematoxylin Eosin) 1924 Neural tube folded
4784 23 E_,3 Good P P Transverse 10 p 1924
5035 25-28 E.,3.8 Ch.,18 Good Formalin C-P Transverse 10 Al. coch. 1925
5048 ca_25 E_,3_5 Good Formalin C-P Transverse 10 Al. coch. 1925 Tubal Injured
5056 25 E,,3 Ch.,12 Good Formalin P Transverse 10 Al. coch. 1925
5206 ? E.,4 Ch., 51x31x30 Poor ?? P Transverse 20 Al. coch. 1926 Tubal
5300 ? E., 4.5 Ch,16.5 Poor Formalin P Transverse 20 Al. coch. 1926 Autopsy. Partly macerated
5923 28 E.,4 Ch.,15 Exc. Formalin P Transverse 10 Al. coch. 1929
6097 25 E,3.4 Ch., 12.5 Exc. Formalin C-P Transverse 10 Al. coch, eosin 1930 Tubal Ag added to slides 1-3
6144 27 E. 3.3 Ch.,11 Good Lysol—Zenker C—P Transverse 10 Al. coch. 1930
6488 28 E, 32 Ch,22 Good Formalin C—P Transverse 10 Al. coch. 1932
6937 26 E.,3 Ch , 12 Poor Formalin C—P Coronal 10 I.H.,or.G. 1934 Tubal Caudal neuropore closed
7724 ca.29 E,3.5 Ch.,18 Good Formalin C—P Sagittal 8 (Stain - Haematoxylin Eosin) 1940 Caudal end broken
7852 25 E , 3.7 Ch,26 Exc. Formalin C—P Transverse 10 (Stain - Haematoxylin Eosin) 1940 Typical for stage 12
7999 ca.28 E,3.2 Ch , 15 Exc. Bouin C-P Transverse 10 (Stain - Haematoxylin Eosin) 1942 Caudal defect
8505a 24 Ch, 23.5 Exc. Formalin C-P Transverse P H. Phlox. 1947
8505b 23 Ch,24 Exc. Formalin C-P Sagittal p Azan 1947 Twins
8941 28 E,4.9 Ch, 35 Exc. Zenker C-P Transverse 6 I.H. 1927 Univ. Chicago No. H 1261
8942 25 E, 38 Ch, 35 Exc. Formal-Zenker C-P Coronal 5 11-1. 1930 Univ. Chicago No. H 1382
8943 22 E. 3.9 Ch, 20.4 Exc. Formal-Zenker C-P Transverse 8 H.&E. 1934 Univ. Chicago No. H 1481
8944 25 E,4 Ch,,25 Exc. Formal-Zenker C-P Sagittal 8 I.H. 1936 Univ. Chicago No. H 1514
8963 22 E, 3.8 Ch , 14.5 Fair Formalin C-P Transverse 10 I.H. 1928 Univ. Chicago. No. H 1093 Studied by Wen (1928)[1]
8964 23 E,2.8 Ch - 25 Poor Formalin p Transverse 8 I.H. 1928 Univ_ Chicago No. H984 Studied by Wen (1928)[1]
9154 24 E, 5 4 Exc Formalin C-P Transverse I.H. & phlox. 1953
Abbreviations
  • Size - E. is the greatest length of the embryo and Ch. is the mean diameter of the chorion.
  • Grade - total grade of the specimen and includes both its original quality and the condition of the mounted sections.
  • Embedding medium - paraffin (P) or a combination of celloidin and paraffin (C-P).
  • Fixative - formalin (Formol), alcohol and formalin (Alc, formol), Bouin (Bouin solution)
  • ? - unknown or not determined.
References
Carnegie Collection Embryos - Stage 13 
Serial No. Size (mm) Grade Fixative Embedding Medium Plane Thinness (µm) Stain Year Notes
1 E.,4.5 Ch., 30x30 Poor Salicylic acid P Transverse 10 Hemat. 1887 Obtained by Mall while student
19 E., 5.5 Ch., 18x14 Poor p ? Transverse 20 Al. coch. 1895
98 E., 4 Ch., 24x16x9 Poor p P Transverse 20 Al. coch. 1896
76 E., 4.5 Ch., 22x20 Poor Alc. P Transverse 20 Al. coch. 1897
112 E., 4 Poor p P Sagittal 10 Al. coch. p
116 E., 5 Poor p ? Sagittal 10 Al. coch. 1898
148 E.,4.3 Ch., 17x14x10 Poor Alc. P Coronal 10 (Stain - Haematoxylin Eosin) 1899 Abnormal. Nasal discs fused
186 E.,3.5 Ch., 25x20x15 Poor Alc. P Transverse 20 Al. coch. 1901
239 E., 3.0 Poor Formalin P Transverse 10 (Stain - Haematoxylin Eosin) 1903
248 E., 4.5 Ch., 30x23x15 Poor p ? Coronal 50 Al. coch. 1904
407 E.,4 Ch., 14x13X7 Poor Formalin ? Transverse 40 Al. coch. 1907
463 E., 3.9 Ch., 17x12x7 Good Formalin P Coronal 10 Al. coch. 1910
523 E., 5 Ch., 25x25x15 Fair Formalin P Transverse p Al. coch. 1911
588 E., 4.0 Ch., 19x15x8 Good Corros. acetic P Coronal 15 (Stain - Haematoxylin Eosin) 1912 Advanced
786 E., 4.5 Ch., 19x10x10 Poor Alc. P Sagittal 15 Al. coch. 1913
800 E., 6.0 Good Corros. acetic P Transverse 10 H 1913 Curettage. Anencephaly
808 E.,4.0 Poor Corros. acetic P Transverse 15 Al. coch. 1914 Tubal Incomplete
826 E., 5.0 Ch., 13x13x9 Good Formalin P Transverse 20 Al. coch. 1914 Shrunken
836 E.,4.0 Ch., 22x18x11 Exc. Corros. acetic P Transverse 15 Al. coch. 1914 Less advanced
963 E.,4.0 Ch., 23x18x16 Good Formalin P Coronal 20 Al. coch. 1914
1075 E.,6.0 Ch., 46x32x20 Exc. Corros. acetic P Coronal 20 (Stain - Haematoxylin Eosin) or. G. 1915 Most advanced in group
3956 E., 4.0 Poor Formalin P Transverse 20 Al. coch. 1922 Tubal Incomplete
4046 E.,5 Ch., 22x20x20 Poor Formalin P Transverse 50 Al. coch. 1922
5541 E., 6.0 Ch., 35x30x20 Good Formalin P Transverse 10 Al. coch., eosin 1927
5682 E., 5.3 Ch., 29x25x13 Poor Formalin P Coronal 20 Al. coch. 1928
5874 E., 4.8 Exc. Bouin P Transverse 10 (Stain - Haematoxylin Eosin) 1929 Hysterotomy. Bromides only
6032 E., 5.8 Ch., 30x24x13 Poor Formalin P P ? p 1929 Not good enough to cut
6469 E., 5.0 Ch., 25x18x18 Poor Formalin P P P P 1932 Fragmented on cutting. Not saved
6473 E., 5.0 Ch, 30x30x15 Exc. Formalin C-P Coronal 6 Al. coch. 1932 Less advanced. Ag added
7433 E., 5.2 Ch., 15x13x13 Exc. Formalin C-P Coronal 8 (Stain - Haematoxylin Eosin) 1937 Tubal
7618 E, 48 Ch, 18x15x15 Exc. Bouin C-P Coronal 10 (Stain - Haematoxylin Eosin) 1939 Hystereaomy. Advanced. Ag added
7669 E, 5.0 Ch., 23x16x14 Good Formalin C-P Coronal 6 (Stain - Haematoxylin Eosin) 1939 Hysterectomy. Least advanced in group, Ag added
7889 E, 4.2 Exc. Bouin C-P Coronal 6 (Stain - Haematoxylin Eosin) 1941 Hysterectomy
8066 E,53 Ch , 20x18xI8 Exc. Bouin C-P Transverse 8 (Stain - Haematoxylin Eosin) 1942 Hysterectomy. Ag added to slide 2
8119 E., 5.3 Ch., 32x28x6.5 Exc. Bouin C-P Transverse 8 (Stain - Haematoxylin Eosin) 1943 Hysterectomy
8147 E., 5.2 Ch., 27x21x19 Poor Formalin ? ? p p 1943 Tubal Not cut
8239 E., 4.3 Exc. Bouin C-P Sagittal 8 H. phlox. 1944
8372 E., 5.6 Exc. Alc.& Bouin P Transverse 10 Azan 1946
8581 E., 4.8 Good Kaiserling C-P Sagittal 8 Azan 1948 Most-advanced third
8967 E., 5.7 Exc. Acetic Zenker C-P Transverse 6 (Stain - Haematoxylin Eosin) 1931 Head injured. Univ. Chicago No. H1426
9296 E,4.5 Exc. C-P Coronal 8 Azan 1955
9297 E., 4.5 Exc. C-P Sagittal 8 Azan 1955
9697 E., 5.5 Bouin 1956 not cut
Abbreviations
  • Size - E. is the greatest length of the embryo and Ch. is the mean diameter of the chorion.
  • Grade - total grade of the specimen and includes both its original quality and the condition of the mounted sections.
  • Embedding medium - paraffin (P) or a combination of celloidin and paraffin (C-P).
  • Fixative - formalin (Formol), alcohol and formalin (Alc, formol), Bouin (Bouin solution)
  • Stain -
  • ? - unknown or not determined.
Carnegie Collection Embryos - Stage 14 
Serial No. Size (mm) Grade Fixative Embedding Medium Plane Thinness (µm) Stain Year Notes
4 E.,7 Poor p P Transverse 10 Al. coch. 1892
18 E.,7 Ch., 18x18 Poor p P Transverse 20 Al. coch. 1895
80 E., 5.0 Ch., 24x18x8 Good Alc. P Transverse 20 Al. coch. 1897
187 E.,7 Ch., 35x30x25 Poor ? P Sagittal 20 Al. coch. 1902
1208 E.,7 Ch., 22x11Xx1 Poor ? P Sagittal 20 Al. coch. 1902
245 E.,6 Ch., 13x12x10 Poor Formol, Zenker ? Transverse 5 (Stain - Haematoxylin Eosin) 1904
372 E.,7 Fair p P Transverse 10 H.-Congo red 1902
380 E,6 Ch., 20x20x14 Poor p P Sagittal 20 (Stain - Haematoxylin Eosin) 1906
387 E.,7 Ch., 45x40x50 Good Formalin P Transverse 20 (Stain - Haematoxylin Eosin) 1907
442 E.,6 Ch., 25x20 Poor Formalin P Coronal? 50 Al. coch. 1908
552 E.,6 Ch, 40x28Xx8 Poor p P Sagittal 40 Al. coch. 1911 Possible anencephaly
560 E., 7.0 Ch, 24x24 Poor Formalin P Coronal 40 Al. coch. 1912
676 E., 6.0 Ch, 35x20x17 Good Carnoy P Tr.-Coronal 20 (Stain - Haematoxylin Eosin) 1913 Possible spina bifida
873 E,6.0 Ch., 35x28x16 Poor Formalin P Sagittal 20 Al. coch. 1914
988 E,6.0 Ch., 38x30x23 Good Formol-corros. acetic P Transverse 20 Al. coch. 1914
1380 E , 5.7 Ch, 36x24x24 Exc. Formalin P Coronal 20 Al. coch. 1916
1620 E, 6.6 Ch, 35x30x8 Good Formalin P Sagittal 20 Al. coch. 1916
?? E, 6.68 Fair ? ? Transverse 6 Al. coch., or. G 1919
2841 E , sy Ch. 35x21 Good Alc. P Transverse 20 (Stain - Haematoxylin Eosin) or.G 1920
3360 E.6.0 Good Formalin C Transverse 20 (Stain - Haematoxylin Eosin) or.G 1920 In myomatous uterus. Advanced.
3805 E., 5.9 Exc. Bouin P Transverse 15 (Stain - Haematoxylin Eosin) 1921 Evans embryo No. 168. Serial bromides only
3960 E., 5.5 Good Formalin C-P Coronal 20 Al. coch. 1922 Blood vessels naturally injected
4154 E, 6.8 Ch., 33x31x20 Poor Alc. C-P Transverse 8 (Stain - Haematoxylin Eosin) 1923
4245-6 E., 7.0 Good Formalin P Transverse 15 Al. coch. 1923 Univ. Pennsylvania No. 40. Ag added
4692 E., 6.5 Ch., 32x23 Good Formalin C-P Sagittal 10 (Stain - Haematoxylin Eosin) 1924
4672 E,8.2 Ch., 40X34X25 Good Formalin P Transverse 20 Al. coch. 1924 Advanced
4805 E., 7.3 Ch., 15X8X9 Good Formalin C-P Transverse 10 (Stain - Haematoxylin Eosin) 1924 Tubal
5437 E., 7.0 Good Formalin C-P Transverse 8 (Stain - Haematoxylin Eosin) 1927 Advanced
5654 E., 5.0 Ch., 30x23x17 Good Formalin P Transverse 10 Al. coch., eosin 1928 Less advanced
5787 E., 6.8 Ch., 32x30x23 Good Formalin P Sagittal 10 Al. coch., eosin 1928
6428 E., 7.0 Ch., 30X28X25 Good Formalin C-P Coronal 6, 10 Al. coch. 1931 Advanced
6500 E, 4.9* Good Souza? C-P Sagittal 10 Al. coch. 1931 E. Leitz, Berlin
6502 E., 6.7* Exc. Souza? C-P Transverse 5, 10 (Stain - Haematoxylin Eosin) 1931 E. Leitz, Berlin. Ag added to slides 1-25
6503 E., 6.3* Exc. Souza? C-P Coronal 10 Al. coch. 1931 E. Leitz, Berlin
6739 E.,8 Poor Formalin C-P Sagittal 20 (Stain - Haematoxylin Eosin) 1933
6830 E,5.5 Ch., 47x23x15 Exc. Formalin C-P Coronal 8 (Stain - Haematoxylin Eosin) 1933
6848 E., 7.8 Good Formalin C-P Coronal 10 (Stain - Haematoxylin Eosin) 1934 Tubal
7324 E, 6.6 Ch., 17x13x10 Good Formalin C-P Transverse 8 (Stain - Haematoxylin Eosin) 1936 Low implantation
7333 E, 6.3 Good Formalin C-P Transverse 8 (Stain - Haematoxylin Eosin) 1936
7394 E, 7.2 Ch., 45x20x20 Exc. Formalin C-P Transverse 8 (Stain - Haematoxylin Eosin) 1937
7400 E, 6.3 Ch., 35x25x20 Good Formalin C-P Coronal 10 (Stain - Haematoxylin Eosin) 1937
7522 E., 7.7 Ch., 33x16x16 Good Formalin C-P Transverse 8 (Stain - Haematoxylin Eosin) 1938 Natural blood injection
7598 E., 7.0 Ch., 30x30x25 Poor Alc. C-P Transverse 10 (Stain - Haematoxylin Eosin) 1938 Macerated
7667 E., 5 Ch., 16x14x12 Fair Formalin P Transverse 8 (Stain - Haematoxylin Eosin), phlox. 1939
7829 E., 7.0 Exc. Bouin C-P Transverse 8 (Stain - Haematoxylin Eosin) 1940 Advanced
7870 E,7.2 Ch., 25x20x13 Exc. Bouin C-P Transverse 8 (Stain - Haematoxylin Eosin) 1941 On borderline of next stage. Ag added
8141 E,7.3 Ch.,33x28 Exc. C-P Coronal 8 (Stain - Haematoxylin Eosin) 1943 Shrinkage cracks in brain
8306 E.5.3 Ch., 27 Exc. Bouin C-P Transverse 10, 20 (Stain - Haematoxylin Eosin), phlox. 1945
8308 E, 5.85 Ch., 27x18x18 Exc. Formol & Bouin C-P Sagittal 8 Azan 1945
8314 E,8 Ch.,23x22 Exc. Formol C-P Transverse 8 Azan 1945
8357 E., 6.5 Good Formol C-P Sagittal 8 Azan 1946
8552 E,6.5 Exc. Alc. & Bouin C-P Transverse 8 Azan 1947
8999 E,6 Ch.,16x15 Exc. Alc. & Bouin C-P Sagittal 8 Azan 1952
9695 E,8.5 ? 1955 Not cut
Abbreviations
  • Size - E. is the greatest length of the embryo and Ch. is the mean diameter of the chorion.
  • Grade - total grade of the specimen and includes both its original quality and the condition of the mounted sections.
  • Embedding medium - paraffin (P) or a combination of celloidin and paraffin (C-P).
  • Fixative - formalin (Formol), alcohol and formalin (Alc, formol), Bouin (Bouin solution)
  • Stain -
  • ? - unknown or not determined.
Carnegie Collection Embryos - Stage 15 
Serial No. Size (mm) Grade Fixative Embedding Medium Plane Thinness (µm) Stain Year Notes
2 E., 7.0 Ch., 25x25x25 Good Alc. P Transverse 15 Al. carm. 1888 Least-advanced third
88 E.,8 Ch., 30x28x15 Poor Alc. P Coronal P Al. coch. 1897
113 E.,8 241 E,6.0 Poor P p Sagittal 10 Borax carmine ?
241 E,6.0 Good Formalin P Transverse 10 H. & Congo red 1904
371 E,6.6 Good Formalin P Sagittal 10 Al. coch. 1913 Shrunken and cracked
389 E., 9 Poor p p Sagittal 20 (Stain - Haematoxylin Eosin) 1907 Tubal
721 E., 9.0 Ch., 30x20x10 Exc. Zenker formol P Transverse 15 (Stain - Haematoxylin Eosin) 1913 Median in group
810 E., 7.0 Ch, 30x25x15 Good Alc. P Sagittal 20 Al. coch 1913
855 E.,7.5 Poor Formalin P Transverse 100 Al. coch. 1914 Pathological between limbs
1006 E,9.0 Ch., 37x26x22 Poor Formalin P Coronal 20 (Stain - Haematoxylin Eosin) or. G. 1914 Operative. Most-advanced third
1091 E,7.2 Ch., 28x26x20 Poor P P Coronal 20 Al. coch. 1915 Macerated
1354 E,7.8 Ch, 35x30x25 Good Formalin P Sagittal 20 Al. coch. 1916 Least-advanced third
1767 E , 11.0 Ch, 41x23x5 Good Formalin P Sagittal 40 (Stain - Haematoxylin Eosin) or. G. 1917 Most-advanced third
2743 E., 7.2 Ch., 19xl8x14 Poor Formalin P Transverse 20 Al. coch. 1919 Macerated. Least-advanced third
3216 E, 6.5 Ch, 30x30x5 Good Formalin P Transverse 20 Al. coch. 1920 Hysterectomy. Least-advanced third
3385 E,83 Ch., 25x20x16 Exc. Corros. acetic P Trans. 20 (Stain - Haematoxylin Eosin) or. G. 1921 Some sections lost. Most-advanced third. Ag added
3441 E,8.0 Ch., 25x24x20 Good Formalin P Sag. 10 Al. coch. 1921
3512 E,8,5 Ch., 33x28x25 Good Formalin P Trans. 10 Al. coch. 1921
3952 E,6,7 Ch., 30x25x15 Good Formalin P Cor. 15 Al. coch. 1922 Median in group
4602 E,9.3 Ch,, 33x30x26 Good Formalin P Sag. 15 Al. coch. 1924 Medical abortion
4782 E,9.0 Ch., I4xl3x11 Poor Formalin P Cor. 20 Al. coch. 1924
5772 E, 8 Poor ? P Cor. 15 Al. coch. eosin 1928
Template:CE5?92 E, 3 Good Corros. acetic C-P Cor. 10 Al. coch. phlox 1929 Transitional to next stage
6223 E ? Poor Alc. C-P Sag. 8 Or. G. 1930 Fragmented sections. Not saved
6504
6506
6508
6595
????
Abbreviations
  • Size - E. is the greatest length of the embryo and Ch. is the mean diameter of the chorion.
  • Grade - total grade of the specimen and includes both its original quality and the condition of the mounted sections.
  • Embedding medium - paraffin (P) or a combination of celloidin and paraffin (C-P).
  • Fixative - formalin (Formol), alcohol and formalin (Alc, formol), Bouin (Bouin solution)
  • ? - unknown or not determined.
Carnegie Collection Embryos - Stage 16 
Serial No. Size (mm) Grade Fixative Embedding Medium Plane Thinness (µm) Stain Year Notes
163 E., 9.0 Ch., 35x35x20 Good Formol P Transverse 20 Al. coch. 1899 Used by Bardeen and Lewis
221 E., 7.5 Ch., 40x33x33 Poor Formalin P Sagittal 20 Al. coch. 1903 Macerated
383 E., 7.0 Ch., 15x15x15 Poor Formalin P Transverse 10 Al. carm., H. & Congo red 1904
397 E., 8.0 Ch., 15x15x15 Poor Formalin P Transverse 10 (Stain - Haematoxylin Eosin) 1907
422 E., 9.0 Ch., 30x30x30 Poor Alc. P Transverse 40 Al. coch. 1910 Tubal. Partly macerated
559 E., 8.6 Ch., 20x15x12 Good Formalin P Transverse 20 H. & Congo red 1911 Cyclopia. Formerly listed as stage 17
589 E., 11 Ch., 30x13x13 Poor p P Sagittal 50 Al. coch. 1912
617 E., 7.0 Ch., 18x14x12 Good Formalin P Transverse 15 Al. coch. 1912 Median in group
636 E., 10 Ch.,28x28x22 Poor Formalin P Transverse 50 Al. coch. 1913 Macerated
651f E., 7 Ch., 25x20x15 Poor p p p p p 1913 Spina bifida
675 E., 10 Ch., 50x30x25 Poor Formalin P Sagittal 100 Carmine 1915 Abnormal head and limbs
792 E., 8.0 Ch., 40x30x30 Good Formalin P Transverse 20 Al. coch. 1913 Advanced
887 E, 9.0 Ch., 31x28x17 Good Formalin P Transverse 40 Al. coch. 1914 Near next stage
1121 E., 11.8 Good Corros. acetic P Coronal 40 Al. coch. 1915 Operative. Median in group
1197 E., 10.0 Ch., 23x19x15 Good Formalin C Sagittal 20 (Stain - Haematoxylin Eosin), or. G. 1915 Advanced
1544 E., 7.2 Good Zenker P Sagittal 20 Al. coch. 1916 Tubal. Mechanical injury
1836 E., 11.0 Good Formalin P Transverse 20 (Stain - Haematoxylin Eosin) 1917 Most-advanced third
4677 E., 9.5 Ch., 48x36x30 Good Formalin P Transverse 10 Al. coch. 1924 Median in group
5515 E., 12.0 Ch., 47x37x25 Good Formalin C-P Transverse 10 (Stain - Haematoxylin Eosin) 1927 Near next stage
6054 E., 7,0 Ch., 21x17x12 Good Formalin C-P Transverse 8 (Stain - Haematoxylin Eosin) 1930 Least-advanced third
6507 E., 9.0* Excellent Corros. acetic C-P Coronal 10 & 8 Al. coch. p Middle or most-advanced third
6509 E. 8.1* Excellent Corros. acetic C-P Coronal 10 Al. coch. p Least-adianced or middle third
6510 E., 10.1* Excellent Corros. acetic C-P Coronal 10 Al. coch. p Close to No. 6507. Ag added
6511 E, 8.1* Good Corros. acetic C-P Sagittal 10 Al. coch., iron H. p Surface injured by fixative. Most-advanced third
6512 E., 7.0* Excellent Corros. acetic C-P Transverse 10 Al. coch. p Least-advanced third. Borderline
6513 E., 7.2* Good Corros. acetic C-P Coronal 10 Al. coch. p Surface injured by fixative. Least advanced in group
6514 E, 9 0* Poor Corros. acetic C-P Sagittal 10 Al. coch. p Most-advanced third
6516 E., 10 5* Good Corros acetic C-P Sagittal 8 Al. coch. p Most-advanced third. Double left kidney and ureter
6517 E., 10.5* Excellent Corros. acetic C-P Transverse 8 Al. coch. ? Close to No. 6516
6686 E., 11.0 Ch., l7x17xP Poor Formalin C-P Coronal 20 Al. coch. 1933 Tubal. Partly macerated
6750 E., 10.0 Good Formalin C-P Transverse 10 H. & phlox. 1933 Tubal. Advanced
6909 E., 11.0 Good Bouin C-P Coronal 10 (Stain - Haematoxylin Eosin) 1934 Tubal. Advanced
6931 E., 8.8 Ch., 3""x 33x16 Good Formalin C-P Coronal 10 Al coch., phlox. 1934 Least-advanced third. Type specimen
6950 E.. 9 0 Ch., 3lx20x18 Good Formalin C-P Transverse 10 (Stain - Haematoxylin Eosin) 1934 Tubal. Partly fragmented
7?15 E., 9.7 Exc Bouin C-P Coronal 10 H. & phlox 1935 Operative. Less advanced
7629 E., 11.5 Ch., 31x31 Good Formalin C-P Coronal 10 Al. coch., phlox 1939 Hysterectomy. Most advanced in group
7804 E., 9.5 Ch., 26x21x16 Good Formalin C-P Transverse 10 (Stain - Haematoxylin Eosin) 1940 Least-advanced third
7897 E., 12.2 Ch., 31x24x23 Good Formalin C-P Transverse 10 (Stain - Haematoxylin Eosin) 1941 Tubal. Advanced
8098 E., 10.0 Ch., 30 Good Formalin C-P Coronal 6 (Stain - Haematoxylin Eosin) 1942 Tubal. Median in group
8112 E., 10.9 Excellent Bouin C-P Coronal 8 (Stain - Haematoxylin Eosin) 1943 Most-advanced third
8179 E., 11.9 Ch., 23x18x17 Good Formalin C-P Coronal 10 (Stain - Haematoxylin Eosin) 1943 Tubal
8436 E., 10.9 Ch., 13x15x1? Good Formalin P Coronal 10 Azan 1946 Advanced
8692 E., 10 Good Bouin P Transverse 10 (Stain - Haematoxylin Eosin) 1949 Rubella. Medical abortion. Mechanically damaged
8697 E., 11.3 Poor Formalin C-P Transverse 10 (Stain - Haematoxylin Eosin) 1949 Perhaps stage 17
8773 E, 11 Excellent Bouin P Coronal 10 Azan 1950
8971 E., 10 Ch., 20.5x14.5x13.7 Poor Formalin Transverse 15 (Stain - Haematoxylin Eosin) 1932 Synophthalmia. Univ. Chicago No. H 1439
Template:CE9055 E., ca. 10 Excellent Bouin P Transverse 20 Azan & Ag 1953 Damaged
9229 E, 9.5 Excellent Formalin P Transverse 6 Ag & (Stain - Haematoxylin Eosin) 1954 Stage 15, 16, or 17? Mislaid
Abbreviations
  • Size - E. is the greatest length of the embryo and Ch. is the mean diameter of the chorion.
  • Grade - total grade of the specimen and includes both its original quality and the condition of the mounted sections.
  • Embedding medium - paraffin (P) or a combination of celloidin and paraffin (C-P).
  • Fixative - formalin (Formol), alcohol and formalin (Alc, formol), Bouin Bouin solution)
  • Stain -
  • ? - unknown or not determined.
Carnegie Collection Embryos - Stage 17 
Serial No. Size (mm) Grade Fixative Embedding Medium Plane Thinness (µm) Stain Year Notes
353 E, 11.0 Ch., 40x35x20 Good Formalin P Coronal 10 (Stain - Haematoxylin Eosin) 1906 Very advanced
485 E, 13.0 Ch., 33x25 Exc. Formalin P Coronal 40 Al. coch. 1911 Injected (India ink)
544 E., 11.5 Ch., 30 Good Zenker-Formol P Sagittal 40 Al. coch. 1911 Operative Injected (India ink)
562 E, 13.0 Ch., 28x17x17 Poor Formalin P Sagittal 100 Al. coch. 1912 Advanced
623 E 10.1 Good Alc. P Transverse 20 H. & Congo red 1912 Operative. Median in group
695 E, 13.5 Ch., 40x40x17 Poor Formalin P Transverse 10 H. & Congo red 1913 Macerated
916 E, 11.0 Ch, 30x30x16 Good Bouin C Transverse 40 H.&E, or. G. 1915 Most-advanced third
940 E, 14.0 Ch, 28x23x21 Good Formalin C Transverse 40 H.&E, or. G. 1914 Advanced
1232 E, 14.5 Ch., 35x35x30 Poor Formalin P Coronal 40 Al. coch. 1915 Close to No.1267A
1267A E-a 145 Ch., 35x30x26 40 Good Formalin C Sagittal 20 (Stain - Haematoxylin Eosin). or. G 1915 Excellent CN.S.
1267B ?? E, 125 Good Formalin p Sagittal 20 (Stain - Haematoxylin Eosin) 1917 Tubal
5642 E, 11.5 Ch.. 33x30x17 Good Formalin p Transverse 15 Al. coch. 1928 Right upper limb injured
5893 E.. 13.2 Good Formalin C-P Transverse 20 Al. coch. 1929 Most advanced in group
6258 E. 14.0 Ch 48x35x25 Good Formalin C-P Transverse 10 (Stain - Haematoxylin Eosin) 1930 Median in group
6519 E.. 10.8* Exc Corrov acetic C-P Sagittal 8 Al. coch. ? Least-advanced or middle third
6520 E., 14.2* Exc. Corros. acetic C-P Transverse 10 Al. coch. P Median in group. Ag added to slides 1-25
6521 E., 13.2* Exc. Corros. acetic C-P Transverse 8-18 Al. coch. ? Sections vary in thinness
6631 E., 13.0 Good Formalin C-P Coronal 10 (Stain - Haematoxylin Eosin) 1932 Tubal. Advanced
6742 E, 11.0 Ch.,50x40x15 Good Formalin C-P Transverse 12 H. & phlox. 1933 Good primary germ cells
6758 E., 12.8 Good Formalin C-P Transverse 10 H. & phlox. 1933 Least—advanced third
7317 E, 10.0* Good P Coronal 10 (Stain - Haematoxylin Eosin) 1936 His embryo “Ru." Every third section
7436 E., 13.0 Good Formalin C-P Coronal 30 Al. coch. 1937 Most-advanced third
8101 E., 13.0 Exc. Bouin C-P Transverse 10 (Stain - Haematoxylin Eosin) 1943 Operative
8118 E., 12.6 Exc. Bouin C-P Coronal 10 (Stain - Haematoxylin Eosin) 1943 Middle third
8253 E., 11.2 Ch.,30x20x10 Good Bouin C-P Coronal 10 Al. coch., phlox. 1944 Operative. Least advanced in group
8789 E., 11.7 Exc. Bouin C-P Sagittal 10 Azan 1950
8969 E., 11.2 Exc. ? p Transverse 15 Azan 1919 Univ. Chicago No. H566
8998 E., 11.0 Exc. ? C-P Coronal 10 Azan 1952
9100 E., 12.0 Ch., 12x13x10 Exc. Formol-chrom. subl. C-P Sagittal 10 Azan 1933 Univ. Chicago No. H1475
9282 E, 12.0 Ch., 16 Good Ale. p Transverse 15 Ag 1955 Mislaid
Abbreviations
  • Size - E. is the greatest length of the embryo and Ch. is the mean diameter of the chorion.
  • Grade - total grade of the specimen and includes both its original quality and the condition of the mounted sections.
  • Embedding medium - paraffin (P) or a combination of celloidin and paraffin (C-P).
  • Fixative - formalin (Formol), alcohol and formalin (Alc, formol), Bouin (Bouin solution)
  • Stain -
  • ? - unknown or not determined.
Carnegie Collection Embryos - Stage 18 
Serial No. Size (mm) Grade Fixative Embedding Medium Plane Thinness (µm) Stain Semi. ducts P.-M. duct (mm) Year Notes
109 E., 12.0* Ch.,30 Poor Alc. P Transverse 20 Al. coch. 1 0.4 1897 Tubal Least—advanced third
144 E., 16.0* Ch, 40x30x30 Good Formalin P Sagittal 40 Al. eoch. 3 0.85 1899 Most—advanced third
175 E., 13.0 Ch, 30x25x25 Poor Alc. P Transverse 20 Al. coch. 2 0.6 1900 Tubal Partly macerated
296 E., 17.0 Poor Ale. P Coronal 20 Various 3 0.85 1905 Most—advanced third
317 E., 16.0 Good Formalin P Coronal 20 (Stain - Haematoxylin Eosin) or. G. 2 0.7 1905 Middle third
351 E.,14.0* Good Formalin P Coronal 250 Slightly carmine— 2 038 1904 Injected (Berlin blue)
406 E., 16.0 Ch., 40x40x40 Good Formalin P Sagittal 20 (Stain - Haematoxylin Eosin) 3 0.7 1907 Operative. Most—advanced third
423 E., 15.2 Good Formol—Zenker P Transverse 50 Carmine 3 0.85 1904
424 E., 172 Good Formalin P Transverse 50 Carmine 3 10 1904 Double infection. Advanced
492 E, 16.8 Ch, 40 x 40 Exc. Zenker P Coronal 40 Al. coch. v 3 0.7 1911 Injected (India ink)
511 E., 160* Ch., 3?* 32x32 Good Ale. P Sagittal 40 Al. coch. 3 1.1 1911 Head injured. Most advanced in group
670 E, 12.5 Poor Ale. P Sagittal 50 (Stain - Haematoxylin Eosin) 3 10 1913 Tubal Advanced
719 E, 15.0 Ch, 50x50x50 Good Formalin P Trans 40 Al. coch. 2 0.6 1913 Median in group
733 E., Ch., 4Sx40x2S ISO Poor Formalin P Sagittal 50 Al. coch. 2 0.6 1913 Median in group
841 E. 15.0 Ch., 18 x 16x9 Good Formalin P Coronal & Trans, 20 10 (Stain - Haematoxylin Eosin), carmine 2 0.32 1914 Operative. Head cut separately
899 E, 160* Ch. 50 x 18 x IS Good Bouin P Sagittal S0 Al. coch. 3 0,65 1914 Tubal Head injured
991 E. l?.0 Good Formalin P Sag so R, V, Gieson 3 0.9 1914 Advanced
1909 E., 14.6 Good Formalin P Coronal 20 Al. coch,or. G. 1 0.3 1917 Less advanced
2673 E.,15.5 Good Formalin P Transverse 40 Al. coch. 2 0.52 1919 Median in group
4430 E., 14.0 Ch, 51 x40x21 Exc. Corros. acetic P Transverse 15 Al. coch,or. G. 3 0.9 1923 Most—advanced third
5542B E., 16.0 Ch, 37x32x25 Good Formalin P Transverse 40 Al. coch. 2 0.7 1927 Other twin abnormal
5747 E, 15.2 Ch, 32x27x25 Poor Alc.—formol P Sagittal 25 Al. coch. 2 0.25 1928 Least—advanced or middle third
5935A E, 13.5 Ch, 40x30x30 Good Formalin P Coronal 40 Al. coch. 1 0.38 1929 Other twin stunted
6522 E, 13.2* Good Corros. acetic C—P Coronal 10 Al. coch. 3 0.8 7 Middle or most—advanced third
6524 E, 11.7* Exc. Corros. acetic C—P Transverse 10 Al. coch. 1 0.4 ? Least—advanced third
6525 E, 13.8* Exc. Corros. acetic C—P Sagittal 8 Al. coch. 2 0.42 ? Weak staining
6527 E, 14.4* Exc. Corros. acetic C—P Transverse 15 Al. coch. 2 0.67 ? Mechanical damage
6528 E, 13.4* Exc. Corros. acetic C—P Coronal 8 Al. coch. 1 0.33 ? Least—advanced third
6529 E, 15.6* Good Corros. acetic C—P Coronal 10 Al. coch. 2 0.4 .5 Middle third
6533 E, 12.5* Good Corros. acetic C—P Sagittal 6, 8, 10 Al. coch. 2 0.45 ? Middle third
6551 E, 18.0 Poor Formalin p Coronal 40 (Stain - Haematoxylin Eosin) 3 0.8 1932 Tubal
7707 E, 14.5 Ch ,37x32 Exc. Bouin C—P Transverse 10 (Stain - Haematoxylin Eosin), phlox. 2 0.54 1939 Operative. Middle third
8097 E, 15.5 Ch, 37x25x21 Good Formalin C—P Transverse 10 (Stain - Haematoxylin Eosin) 1 0.19 1942 Least advanced in group
8172 E, 16.5 Exc. Bouin C—P Transverse 20 (Stain - Haematoxylin Eosin) 3 0.58 1943 Operative. Very advanced
8235 E, 14.0* Good Bouin C—P Sagittal 10 (Stain - Haematoxylin Eosin) Mallory 2 0.25 1944 Tubal
8355 E, 15.0 Ch, 23 Exc. Formalin C—P Coronal 10 Azan 1946 Tubal. Duplicated spinal cord caudally
8812 E, 12_9 Exc Formalin C—P Transverse 10 (Stain - Haematoxylin Eosin) 1950 Rubella. Medical abortion. Midbrain punctured
8945 E, 13.9 Good Zenker p Transverse 8 Borax, carm. 1952 Univ. Chicago No. H 1254
9107 E, 17.0 Ch, 38x28x22 Good Bouin p Transverse 15 Borax, carm. 1918 Univ. Chicago No. H 516
9247 E, 15.0 Exc. Bouin C—P Sagittal 8 Azan 1954 Tubal
Abbreviations
  • Size - E. is the greatest length of the embryo and Ch. is the mean diameter of the chorion.
  • Grade - total grade of the specimen and includes both its original quality and the condition of the mounted sections.
  • Embedding medium - paraffin (P) or a combination of celloidin and paraffin (C-P).
  • Fixative - formalin (Formol), alcohol and formalin (Alc, formol), Bouin (Bouin solution)
  • Stain -
  • ? - unknown or not determined.
Carnegie Collection - Stage 19 
Serial No. Size (mm) Grade Fixative Embedding Medium Plane Thinness (µm) Stain Score Sex Year Notes
17 E, 18 Ch, 40x30x20 Poor Alc. P 50, 100 Al. carm. 16.5 Male 1894
43 E, 16 Good Alc. P 50 Al. coch. 10 Male 1894
293 E, 19 Poor Ale. P Sagittal 50 Coch. 16.5 S 1905
390 E, 19 Good Formol? P Sagittal 20, (Stain - Haematoxylin Eosin) 11.5 Male 1906 Tubal Injected

50

409 E.18 Ch, 50x40x40 Good Formalin P Transverse 20 Copper, iron H. & erythrosin 14.5 Male 1907
432 E..18.5 Ch , 45x35x20 Good Formalin P Sagittal 20 H. & Congo red 13.5 Male 1910 Tubal
576 E. 17 Ch, 60x40 Good Formalin P Sagittal 15, 20 (Stain - Haematoxylin Eosin) 14.5 d 1912 Tubal
626 E., 21.5 Ch., 40x30x21 Good Formalin P Transverse 100 Al. coch. 14_5 6 1913
6??8 E, 20 Ch, ca. 30 Poor Formalin P Sagittal 50 Al. coch. 12 9 1913 Head damaged
709 E, 19 Ch. 40x35x25 Poor Alc. P Coronal 40 Al. coch, Lyons blue 15 49 1913
837 E. 21 Ch. 65x45x Good Formalin P Sagittal 40 Al. coch. 14.5 P 1914
1324 E., 18 50x30x18 Good Formalin C Coronal 40 (Stain - Haematoxylin Eosin), aur, or. G 125 79 1915
1332 E., 19 Ch., 40x43x22 Poor Formalin C Coronal 40 (Stain - Haematoxylin Eosin) aur, or. G. 15 Male 1915
1390 E., 18 Ch, 40x38x15 Good Formalin P Sagittal 20 Al. coch. 10_5 Male 1915 Tubal
1534 E., 13 Ch.,35x31x25 Poor Formalin P 53% 50 Al. coch. 13.5 F 1916 Protruding midbrain
2114 E., 19.3 Ch., 49x42x33 Good Formol P Transverse 40 A1. coch. 12 M 1918
4405 E., 15.5 Good Formalin P Transverse 10 Coch, Mallory 13.5 <3 1923 Midbrain injured
4501 E, 18 Exc. Bouin P Transverse 15 Coch, or. G. 14.6 1924 Cystic left kidney
5609 E., 18 Exc. Formalin P Coronal 25 A1. coch. 13.5 Male
6150 E., 17 Ch., 40x39x30 Good Bouin C-P Transverse 15 (Stain - Haematoxylin Eosin) 16.5 Male 1930 Tubal
6824 E., 18.5 Ch., 45x40x25 Good Formalin C-P Sagittal 12 (Stain - Haematoxylin Eosin) 14.5 Female 1933
7900 E., 16.5 Good Bouin C-P Sagittal 20 (Stain - Haematoxylin Eosin), phlox. 11.5 . . 1941 Tubal
8092 E., 16.3 Ch., 52 x 47 Exc. Bouin C-P Transverse 20 (Stain - Haematoxylin Eosin), phlox. 13 Male 1942
8913 E.,? Ch, 34 Poor Formalin p Transverse 10 Alan . 7 1951 rubella. Medical abortion. Isolated head damaged
8965 E, 19.1 Ch, 42x32x19 Good Formol—Zenker C-P Transverse 10 Borax, carm, or. G. 1952 Univ. Chicago No. H 173
9097 E, 21 Exc. Formol—glucose C-P Coronal 10 Azan ? . ? 1930 Univ. Chicago No H 1380
9113 E, 185 Ch, 24 Exc. Formalin C-P Transverse 10 Alan > 6 1953 Rubella. Medical abortion
9325 E, 17.0 Ch, 32x28x20 Good Formalin —acetic p Transverse 15& 8-10 Azan & Ag ? - 1955 Tubal
Abbreviations
  • Size - E. is the greatest length of the embryo and Ch. is the mean diameter of the chorion.
  • Grade - total grade of the specimen and includes both its original quality and the condition of the mounted sections.
  • Embedding medium - paraffin (P) or a combination of celloidin and paraffin (C-P).
  • Fixative - formalin (Formol), alcohol and formalin (Alc, formol), Bouin (Bouin solution)
  • Stain -
  • ? - unknown or not determined.
Carnegie Collection - Stage 20 
Serial No. Size (mm) Grade Fixative Embedding Medium Plane Thinness (µm) Stain Point Score Sex Year Notes
240 E, 20 Ch, 50x40x30 Poor Formalin P Coronal 20 Iron H. 27 d 19??
256 E, 21 poor Alc p Sagittal 25 Coch. 23 M 1904 Tubal. Partial anencephaly
353 E, 20 Poor Alc P Sagittal 20 H. & Congo red 22,5 M 1906
431 E, 19 Ch, 30x25x25 Good Formalin P Sagittal 20 H. & Congo red 25,5 M 1908 Tubal
437 E, 23 Ch., 80x60x50 Poor Formalin P Sagittal 50 Coch 24 M 193?
453 E, 23 Ch, 60x40x30 Poor Formalin P Sagittal 20 H. & Congo red 23-5 ? 1910 Injected
460 E, 21 Exc. Bichlor. acetic P Transverse 40 (Stain - Haematoxylin Eosin), coch, 24.5 M 1910 injected
462 E, 20 Ch, 50x40x30 Exc. Formalin P Transverse 40 Al, coch 23.5 F 1910
635B E, 22 Poor Alc P Transverse 50 Al, coch 26.5 M 1913
657 E, 25 Ch, 35x20x15 Poor Formalin C Sagittal 40 Al, coch 26.5 M 1913 Tubal
966 E, 23 Ch, 51x38x13 Exc Bichlor. acetic P Coronal 40 (Stain - Haematoxylin Eosin), aur, or. G 25 M 1911 Tubal
1134B E, 23 Poor Formalin p Sagittal 100 Al. coch., 22 - 1915
1266 E, 23.1 Poor Formalin C-P Sagittal 25 Al. coch., (Stain - Haematoxylin Eosin) aur, or G 20.5 F 191?
2393 Ch, 61.5x50x35 Poor
3527 E., 22 Ch. 32x30x10 Good Formalin P Sagittal 25 Al. coch., 28 ? 1921
4059 E, 21.6 Good Formalin P Coronal 15 Al. coch., Mallory 29.5 $ 1922
4148 E, 21 Ch. 45x34x30 Good Formalin p Coronal 15 A1. coch., Mallory 19 ? 1922
4361 E, 22 Ch., 52x42x23 poor Formalin 9 Transverse 20 Coch. 24 8 1923
6202 E, 21 Ch., 35x35x22 Exc Bouin P Sagittal 20 (Stain - Haematoxylin Eosin) 20.5 8 1930 Tubal
6426 E 21.5 Good Formalin C—P Transverse 20 (Stain - Haematoxylin Eosin) 21 3 1931
7274 E, 18.5 Ch., 48x44x35 Exc Bouin C—P Transverse 20 (Stain - Haematoxylin Eosin), phlox. 20 M 1936
7906 E19.5 Exc Bouin C—P Coronal 20 (Stain - Haematoxylin Eosin) 22 8 1941 Left renal agenesis
8517 E., 20.8 Exc. Bouin C—P Coronal 20 (Stain - Haematoxylin Eosin) 24 8 1943
8226 E, 18.0 Exc. Bouin C—P Sagittal 10 Alan ? 3 1944
Abbreviations
  • Size - E. is the greatest length of the embryo and Ch. is the mean diameter of the chorion.
  • Grade - total grade of the specimen and includes both its original quality and the condition of the mounted sections.
  • Embedding medium - paraffin (P) or a combination of celloidin and paraffin (C-P).
  • Fixative - formalin (Formol), alcohol and formalin (Alc, formol), Bouin (Bouin solution)
  • Stain -
  • ? - unknown or not determined.
Carnegie Collection - Stage 21 
Serial No. Size (mm) Grade Fixative Embedding Medium Plane Thinness (µm) Stain Point Score Sex Year Notes
22 E, 20 Ch, 35x30x30 Good Alc. P Transverse 50 Al. coch. 34.5 Female 1895
57 E, 23 Ch., ca. 30 Poor Alc. P Sagittal 50 Al. coch. 36 Male 1896
128 E, 20 Ch., 50x43 Good Formalin P Coronal 50 Al. coch. 33 Female 1898
229 E, 19 Poor Alc. P Sagittal 50 Al. coch. 33 Female 1903
349 E, 24 Good Zenker C Coronal 250 Unstained 36 ? 1905 Double vascular injection
455 E, 24 Ch., 42x34x20 Good Alc. P Transverse 30 (Stain - Haematoxylin Eosin) 36.5 Male 1910
632 E, 24 Ch., 60x50x30 Good Bichlor. acetic P Sagittal 40, 100, 250 Al. coch. 33 Female 1913 Injected
903C E, 23.5 Good Formalin P Transverse 40 Al. coch. 38.5 Female 1914
1008 E, 26,4 Good Formalin P Sagittal 40 Al. coch. 39 ?? 1914
1358F E, 23 Good Formalin P Sagittal 40 Al. coch. 37.5 Female 1916
2937 E,, 24.2 Good Bouin P Transverse 50 (Stain - Haematoxylin Eosin) aur., or. G. 39 Female 1920
3167 E., 24.5 Ch., 60x50x40 Poor Bichlor, acetic, formol P Transverse 20 Al. coch. 32 Male 1920
4090 E, 22.2 Ch.. 66x46x30 Good Formalin P Transverse 40 Al. coch. 30 Female 1922
4160 E,25 Poor Formalin P Sagittal 25 (Stain - Haematoxylin Eosin) 39 Male 1923 Tubal
4960 E.22 Ch,, 47x42x28 Good Formalin P Transverse 15 Al. coch., Mallory 31.5 Female 1925
5??6 E. 215 Good Formalin P Sagittal 20 (Stain - Haematoxylin Eosin) 34 Female 1927
6531 E,22 Poor Glacial acetic, C-P Transverse 10 (Stain - Haematoxylin Eosin) 31.5 Female 1931 Leitz Collection
7254 E,225 Exc Bouin C-P Transverse 20 (Stain - Haematoxylin Eosin) 33.5 Male 1936
7592 E,22-> Exc. Bouin C-P Transverse 20 (Stain - Haematoxylin Eosin) 36 Female 1937
7864 E., 24 Exc, Formalin C-P Frontal 20 (Stain - Haematoxylin Eosin) 32.5 Male 1941
8553 E., 22 Exc Bouin C-P Transverse 12 (Stain - Haematoxylin Eosin) 38 Female 1947
9614 E,,22 5 Exc Bouin P Coronal 10 &15 Azan ? ? 1958 Rubella. Hysterectomy
Abbreviations
  • Size - E. is the greatest length of the embryo and Ch. is the mean diameter of the chorion.
  • Grade - total grade of the specimen and includes both its original quality and the condition of the mounted sections.
  • Embedding medium - paraffin (P) or a combination of celloidin and paraffin (C-P).
  • Fixative - formalin (Formol), alcohol and formalin (Alc, formol), Bouin (Bouin solution)
  • Stain -
  • ? - unknown or not determined.
Carnegie Collection - Stage 22 
Serial No. Size (mm) Grade Fixative Embedding Medium Plane Thinness (µm) Stain Point Score Sex Year Notes
392 E., 23 Ch., 45x45x25 Poor ... P Sagittal 50 Al. coch. 42 Female 1907 Brödel Collection. Injected
405 E., 26 Good Formalin C Sagittal 40 Carmine 42.5 Male 1907
464 E.,26 Ch., 45x40x30 Good Formol? alc? P Sag. 100 Al. coch. 44.5 Male 1910
584A E.,25 Ch., 50x42x40 Poor Formalin P Sagittal 50 Al. coch. 41 ? 1913
630 E., 25 Poor Formalin P Transverse 100 Al. coch. 46 Male 1913
840 E, 24.8 Good Formalin P Transverse 50 Al. coch. 44.5 Female 1914
875 E, 27 Ch., 40x28x22 Good Formalin P Sagittal 40 Al. coch. 45 Male 1914
895 E., 26 Ch., 67x62x54 Good Formalin P Transverse 25 Al. coch. 46.5 Female 1914
1315 E.,25 Good Formalin P Sagittal 50 Al. coch. 40.5 Female 1915 Spina bifida and anencephaly
1458 E., 27.5 Ch, 45x45x30 Exc. Formalin C Sagittal 50 (Stain - Haematoxylin Eosin) aur, or. G. 45.5 Male 1916
1894 E, 24.6 Good Formalin c Sagittal 40,80 (Stain - Haematoxylin Eosin) aur, or. G. 41 Female 1917
2206 E, 27 Ch, 50x30x18 Poor Formalin p Transverse 40 (Stain - Haematoxylin Eosin) 44.5 Male 1918
3681 E, 26.3 Ch, 36x36x34 Good Formalin p Transverse 25 Al. coch. 44.5 Male 1921
4304 E,25 Ch, 66x45x45 Good Bouin p Transverse 20 (Stain - Haematoxylin Eosin) 44.5 Female 1923 Injected
4339 E, 24.5 Good Formalin p Transverse 15 Al. coch, Mallory 46,5 Female 1923
4476 E., 26.2 Good Bouin p Transverse 40 (Stain - Haematoxylin Eosin) 46 Female 1923 Tubal
4638 E, 23.4 Exc. Bouin p Transverse 15,20 Al. coch, or. G. 41.5 Male 1924
6701 E, 24 Poor Formalin p Coronal 20 (Stain - Haematoxylin Eosin) 41 Female 1933
6832 E, 25.8 Exc. Bouin C-P Coronal 20 (Stain - Haematoxylin Eosin) 42 Female 1934
8394 E, 25.3 Ch, 48x50x34 Exc. Bouin C-P Transverse 20 (Stain - Haematoxylin Eosin), Masson 44.5 Female 1946
8948 E, 26.7 Ch, 61x51x50 Poor Formol-Zenker p Transverse 15 Ag ? ? 1952
Abbreviations
  • Size - E. is the greatest length of the embryo and Ch. is the mean diameter of the chorion.
  • Grade - total grade of the specimen and includes both its original quality and the condition of the mounted sections.
  • Embedding medium - paraffin (P) or a combination of celloidin and paraffin (C-P).
  • Fixative - formalin (Formol), alcohol and formalin (Alc, formol), Bouin (Bouin solution)
  • Stain -
  • ? - unknown or not determined.
Carnegie Collection - Stage 23 
Serial No. Size (mm) Grade Fixative Embedding Medium Plane Thinness (µm) Stain Point Score Sex Year Notes
45 E,28 Ch, 40x35x20 Poor ? P Coronal/Transverse 50 Al. coch. 51.5 Female 1895
75 E,30 Good Alc. P Sagittal 50 Coch. 57 Male 1897
86 E,30 Good ? ? Coronal 50 Coch. Male 1897 May be an early fetus
100 E,27 Poor ? P Sagittal 50 Al. coch. 57.5 ? 1897
108 E, 28 (est.) Poor Piurosulph. acid P Sagittal 45 Borax carm. 52.5 Male 1897
227 E30 Ch, 60x40x20 Poor Formalin P Sagittal 50, 100 Al. coch. 54 Female 1903
417 E,32 Ch., 0x60x40 Good Formalin P Transverse 100 Al. coch. 58.5 Female 1907
756A E, 27 Ch. 60x45x35 Good Formalin P Coronal 50 Al. coch. 56 Male 1913
882 E , 28 Ch, 80x80x40 Good Formalin P Transverse 40 Multiple 53 8 1913
950 E, 29 Good Formol P Transverse 50 Al. coch. 54 Male 1914
1199 E.,26 Ch,, 60x40x30 Good Formalin C Coronal 40 (Stain - Haematoxylin Eosin) aur , or. G. 54.5 Male 1915
1535 E , 28 Ch. 50x45 x15 Poor Formalin P Transverse 40 (Stain - Haematoxylin Eosin) 495 Female 1916
1945 E., 27.3 Ch., 83x53x22.5 Good Formalin C-P Transverse 50 (Stain - Haematoxylin Eosin) aur., or. G. 48 Male 1917
2561 E., 27 .5 Good Formalin C-P Transverse 25 (Stain - Haematoxylin Eosin) aur., or. G. 48 .5 Male 1919
4205 E., 29.5 Good Bouin P Transverse 50 A1. coch. 55.5 Female 1923
4289 E., 32.2 Ch., 52x35x25 Good Formalin P Transverse 15, 20 A1. coch., Mallory 59 Female 1923
4525 E., 30 Good Formalin P Sagittal 20 (Stain - Haematoxylin Eosin) 57 Male 1924
4570 E, 30.7 Ch., 52X50X28 Exc. Bouin P Transverse. 15 (Stain - Haematoxylin Eosin) , phlox. 55 Male 1924
5154 E.,32 Good Bouin P Transverse 20 (Stain - Haematoxylin Eosin) 59.5 Male 1926
5422 E., 27 Good Formalin P Sagittal 40 (Stain - Haematoxylin Eosin) 52.5 Female 1927
5621A E., 27.5 Good Formalin P Transverse 20 (Stain - Haematoxylin Eosin) 52.5 Male 1927 Other twin has spina bifida and fused kidneys
5725 E, 23 Good Formalin P Coronal 25 (Stain - Haematoxylin Eosin) aur., or. G. 50.5 Female 1928
6573 E,31.5 Good Bouin C Transverse 20 (Stain - Haematoxylin Eosin) 58.5 Female 1932
7425 E, 27 Exc. Bouin C-P Coronal 20 (Stain - Haematoxylin Eosin) 47 Female 1937 Ag added
9226 E, 31 Exc. Formalin C—P Transverse 12 Azan ? Female 1954
D.122 E, 27 Exc. ? ? Transverse 19 Ag ? ? 1976 Yntema and Truex
Abbreviations
  • Size - E. is the greatest length of the embryo and Ch. is the mean diameter of the chorion.
  • Grade - total grade of the specimen and includes both its original quality and the condition of the mounted sections.
  • Embedding medium - paraffin (P) or a combination of celloidin and paraffin (C-P).
  • Fixative - formalin (Formol), alcohol and formalin (Alc, formol), Bouin (Bouin solution)
  • Stain -
  • ? - unknown or not determined.
Week: 1 2 3 4 5 6 7 8
Carnegie stage: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23