File:On the anatomy of vertebrates (electronic resource) (1866) (14770842813).jpg

Identifier: b20416039_003 (find matches)
Title: On the anatomy of vertebrates (electronic resource)
Year: 1866 (1860s)
Authors: Owen, Richard, 1804-1892
Subjects: Anatomy, Comparative Vertebrates Fishes Reptiles Mammals Birds
Publisher: London : Longmans, Green
Contributing Library: Wellcome Library
Digitizing Sponsor: Wellcome Library

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fig. 607, in the Beaver: the homologues of g—k,fig. 508, are confluent and surround the termination, fig. 510, v,
Text Appearing After Image:
Protometra and prostates, Beaver. (Part of PL vi. ccxxxvin.) of the rectum s, and exude their opaque whitish secretion nearthe anus. In the Marmots (Arctomys) the preputial orifice is more dis-tinct than in most Rodents from that of the rectum: in the Alpinemarmot the space of an inch intervenes. The prostates form aconsiderable mass, aggregated into two roundish lobes. Themesorchial accumulation of fat is considerable at the commence-ment of hibernation. The vesicular glands of the Jerboa (Dipussagitta) resemble those of the Vole, but are less notched. InHelamys capensis, they consist of slightly sacculate pendulousbags, with thin walls : the prostatic follicles are numerous, short,and thick: the glans penis becomes singularly expanded, andforms a hollow disc in the centre of which opens the urethra. In the Rat and TV! ©use the periodical enlargement of the testes, MALE ORGANS OF INSECTIVORES. 655 fig. 511, C, is considerable1: the globus major of the epididymislies in the cremaster

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