File:Wheeler1920 fig05-11.jpg: Difference between revisions

Latest revision as of 08:24, 27 December 2012

Figs. 5 and 6. Two specimens of the atlas in which there is incomplete dorsal arch formation.

Fig. 5, specimen No. 25S637 F2, U. S. National Museum.

Fig. 6, specimen No. 262993, U. S. National Museum.

Fig. 7. Specimen showing symmetry of the dorsal laminse. Specimen No. 256457, U. S. National Museum.

Fig. 8. Specimen showing asymmetry of the dorsal laminje. Specimen No. 271782, U. S. National Museum.

Fig. 9. Posterior view of the cerv'ical vertebRe, of wliich the fifth lacks dorsal laminae. Specimen No. 227471, U. S. National Museum.

Fig. 10. Specimen showing open Siicral canal and partial sacralization of fifth lumbar vertebra, the dorsal arch of which is bifid. X 0.7. Specimen No. 17980506, U. S. National Museum.

Fig. 11. Specimen showing fusion of atlas and occiput, the posterior arch of the atlas being incomplete.

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Book - Contributions to Embryology Carnegie Institution No.30

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+Figs. 5 and 6. Two specimens of the atlas in which there is incomplete dorsal arch formation.
+Fig. 5, specimen No. 25S637 F2, U. S. National Museum.
+Fig. 6, specimen No. 262993, U. S. National Museum.
+Fig. 7. Specimen showing symmetry of the dorsal laminse. Specimen No. 256457, U. S. National Museum.
+Fig. 8. Specimen showing asymmetry of the dorsal laminje. Specimen No. 271782, U. S. National Museum.
+Fig. 9. Posterior view of the cerv'ical vertebRe, of wliich the fifth lacks dorsal laminae. Specimen No. 227471, U. S. National Museum.
+Fig. 10. Specimen showing open Siicral canal and partial sacralization of fifth lumbar vertebra, the dorsal arch of which is bifid. X 0.7. Specimen No. 17980506, U. S. National Museum.
+Fig. 11. Specimen showing fusion of atlas and occiput, the posterior arch of the atlas being incomplete.
 [[Category:Historic Embryology]]