. Comparative anatomy of vertebrates. Anatomy, Comparative; Vertebrates. 478 COMPARATIVE ANATOMY Didelphys, that seen in other Marsupials may be derived. In Phalangista'vulpina and Phascolomys wombat (Fig. 360, P. and c) A B. FIG. 359.—A, DIAGRAMMATIC MEDIAN SECTION TO SHOW THE RELATIONS OF THE BLADDER, URINOGENITAL CANAL, AND CLOACA IN BOTH SEXES OF Echidna aculeata ; B, DIAGRAM OF THE ANTERIOR PART OF THE URINO- GENITAL SINUS FROM THE DORSAL SIDE. (After F. Keibel.) , aperture of Cowper's glands into the urinogenital canal; D, rectum; Dr, apertures from which project bundles of hair, wit
. Comparative anatomy of vertebrates. Anatomy, Comparative; Vertebrates. 478 COMPARATIVE ANATOMY Didelphys, that seen in other Marsupials may be derived. In Phalangista'vulpina and Phascolomys wombat (Fig. 360, P. and c) A B. FIG. 359.—A, DIAGRAMMATIC MEDIAN SECTION TO SHOW THE RELATIONS OF THE BLADDER, URINOGENITAL CANAL, AND CLOACA IN BOTH SEXES OF Echidna aculeata ; B, DIAGRAM OF THE ANTERIOR PART OF THE URINO- GENITAL SINUS FROM THE DORSAL SIDE. (After F. Keibel.) , aperture of Cowper's glands into the urinogenital canal; D, rectum; Dr, apertures from which project bundles of hair, with sebaceous and sweat glands; g. T, genital pouch; K, bend in urethral canal; L, lymphatic tissue ; Mg, Miillerian duct; PT, preputial pouch and copulatory organ ; S. ft, canal of copulatory organ ; , urinogenital canal; U, ureter; , papilla of ureter ; Wg, Wolffian duct; x, aperture of preputial pouch into cloaca ; Z. aperture of rectum into cloaca. the anterior ends of the knee-shaped bends of the vaginte lie closer together, and begin to extend backwards towards the urino-. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Wiedersheim, Robert, 1848-1923; Parker, W. N. (William Newton), d. 1923. London, Macmillan and co. , limited
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