File:Echidna historic embryology 42.jpg
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Historic Embryology - Echidna
Short-beaked echidna (Tachyglossus aculeatus) embryos, from Plate X of original reference.
Legend
- aur - anlage of external ear
- gh - genital hump
- nr - remains of dried amnion (attaching the navel)
- s - lateral view
- v - frontal view (of head)
- vs - frontolateral view
- vsu - frontolateral and ventral view
- 40 to 45 - embryos from pouch eggs after removal of amnion
- 46 - hatching embryo
- Links: Echidna Development | Historic embryo drawings 1 | 40 | 41 | 42 | 43 | 44 | 45 | 46 | Historic embryo drawings 2 | 47 | 48 | 49 | 48-49 | 50 | 51 | 52 | 53
Smaller outline drawings show the original size of the embryo in original publication.
Reference
Semon, R. Zur Entwickelungsgeschichte der Monotremen. Denkschriften der Medizinisch-Naturwissenschaftlichen Gesellschaft zu Jena (1894) 5: 61–74.
(Embryology of the monotremes. Proceedings of the Medical and Natural Sciences Society in Jena)
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| current | 15:35, 14 October 2011 | | 800 × 582 (72 KB) | S8600021 (talk | contribs) |
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