Template talk:Sensenig1951 collapse table1

From Embryology
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Carnegie Embryos - Sensenig (1951) - Spinal Cord Meninges 
Age Group
(gestation age)
Embryo
no.
Crown Rump
Length
Thickness of
sections (microns)
Plane of
section
Illustration
X (20-22 days) 2795 2.0 (5) 6 T
8244 (6) 8 T
4216 2.17 (7) 15 T
XI (22-24 days) 5074 3.0 (10) 10 T
7611 2 .4 (16) 8 T
2053 3.1 (20) 10 T Fig. 1, pl. 1
XII (24-26 days) 6097 3 .4 (25) 10 T
7724 3.5 (29) 8 S
7999 3.2 (29) 10 T
XIII (26-28 days) 7889 4.2 6 F
8066 5.3 8 T
8119 5.3 8 T Fig. 2, pl. 1
XIV (28-30 days) 5787 6.8 10 S
7829 7.0 8 T
8141 7.3 8 F
XV (30-32 days) 721 9.0 15 T Figs. 3, 4, pl. 1
3385 8.3 20 T
6504 7.5 6 S
6506 7.5 10 F
XVI (32-34 days) 792 8.0 20 T
887 9.0 40 T
6507 9 .0 8 F
6511 8.1 10 S
6512 7 .0 10 T
6516 10.5 8 S
6517 10.5 8 T
8112 10.9 8 F
XVII (34-36 days) 6519 10.8 8 S
6521 13.2 8 T Figs. 5, 6, pl. 1
8101 13.0 10 T
8118 12.6 10 F Fig. 21, pi. 4
XVIII (36-38 days) 4430 14.0 15 T
6524 11 .7 10 T
6525 13.8 8 S
6528 13 .4 8 F
7707 14.5 10 T
8172 16.5 20 T Figs. 7, 8, pl. 2
8235 14.0 10 S
XIX (38-40 days) 1390 18.0 20 3
4405 15.8 10 T
5609 18.0 25 F
8092 16.3 20 T
XX (40-42 days) 2393 23 .1 20 S
3527 22 .0 25 S
4059 21.6 15 F
6426 21.5 20 T
7274 18.0 20 T Figs. 9, 10, pl. 2
7906 19.5 20 F
XXI (42-44 days) 7254 22.5 20 T
7392 22.7 20 T Figs. 11, 12, pl. 2: fig. 22, pl. 4
7864 24.0 20 F
XXII (44-46 days) 4339 24.5 15 T
6701 24 .0 20 F
6832 25.8 20 F Fig. 23, pl. 4
XXIII (46-48 days) 4570 30.7 15 T Figs. 13, 14, pl. 3; fig. 24, pl. 4
6573 31.5 20 T Figs. 15, 16, pl. 3
7425 27.0 20 F
Older embryos:
8 weeks 3669 34.0 50 T
5762 34.0 25 S
5712 35 .0 25 F
1915 35.5 50 T
4021 38 .0 15 T
9 weeks 6658 40.0 40 S
4985 41.0 20 T
301 44 .0 20 T
1686 46.0 100 S
4475 48.0 20 T Figs. 19, 20, pl. 4
10 weeks 3990 54.0 20 T
481 57.0 200 F
11 weeks 4229 58.0 20 T
1656 67 .0 200 S
4291 69 .0 100 T
12 weeks 1455 78.5 50 S
172 80.0 100 T
72181 80.0 20 T Figs. 17, 18, pl. 3
  • Number of somites given in parentheses.
  • T. transverse; F. frontal or coronal: S. sagittal.
  • Embryo loaned by Department of Embryology. Carnegie Institution of Washington. prepared for study on a U. S. Public Health Service Grant.
Reference: Sensenig EC. The early development of the meninges of the spinal cord in human embryos. (1951) Contrib. Embryol., Carnegie Inst. Wash. Publ. 611.