On the Evolution of the Placenta, and on the possibility of employing the characters of the Placenta in the Classification of the Mammalia
Balfour, Francis M. (Francis Maitland), 1851-1882
Article
1881
Proceedings of the Zoological Society of London
210--212
BioStor
English
London Academic Press, [etc.] 1833-1965
BioStor: https://biostor.org/reference/108493 DOI: https://doi.org/10.1111/j.1096-3642.1881.tb01279.x