George W. Bartelmez 8*7 



13. Hemvig, O.: "Einleitung iind allgemeinc Liitciaturiibersichl," in Haudhuch dcr Ver- 



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33. Van der Stricht, O.: "Etude comparce des ovules des mammifcres aux differentes pcriodcs 



de I'ovogencse d'apres les travaux du Laboratoire d'Histologie et d'Embryologie de 

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34. Evans, H. M., and Cole, H. H.: "An introduction to the study of the oestrous cycle in 



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35. Valentin, G. G.: HandbucJi der Entivickelungsgeschichte des Menschen (Berlin: 1835). 



36. Poll, G. S.: Testacea utriusque Siciliae eorumque Historia et Anatome (Parma: 1791-95). 



37. Geoffroy Saint-Hilaire, E.: "Organcs sexuels de la Poule: 1" memoire. Formation et 



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