. Elements of the comparative anatomy of vertebrates. Anatomy, Comparative; Vertebrates -- Anatomy. Fn;. 213.—ABDOMINAL I'OKKS or VAKIOVS (A, C}-clostome ; B, Elasraobranch ; C, Protopterus ; D, Spatularia.) A, anus ; Pa, /X PC, abdominal pores ; Pp, papilla ; AT, cloacal pockets ; UG and ,/, urinogeniiid apertures ; L, L, lip-like margin of cloaral aperture; <'/;, cloaca ; DED, longitudinal folds of the rectum, which end sharply at /,'/': i. point at which the n-ctal gland opens; /;/•', pelvic fin; ft, claspers. The arrow in A points towards the , and all the figures are
. Elements of the comparative anatomy of vertebrates. Anatomy, Comparative; Vertebrates -- Anatomy. Fn;. 213.—ABDOMINAL I'OKKS or VAKIOVS (A, C}-clostome ; B, Elasraobranch ; C, Protopterus ; D, Spatularia.) A, anus ; Pa, /X PC, abdominal pores ; Pp, papilla ; AT, cloacal pockets ; UG and ,/, urinogeniiid apertures ; L, L, lip-like margin of cloaral aperture; <'/;, cloaca ; DED, longitudinal folds of the rectum, which end sharply at /,'/': i. point at which the n-ctal gland opens; /;/•', pelvic fin; ft, claspers. The arrow in A points towards the , and all the figures are placed similarly to A. In Fig. G, 67 indicates the blind sac of the cloaca, the dorsal wall of which is visihle at D II'; t, the unpaired apeitnre of the generative ducts ; ED, ED\ the rectum, cut open. The arrow indicates the aperture of the 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, New York, Macmillan
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Keywords: ., bookcentury1800, bookdecade1880, bookpublisherlondonnewyorkmacmi
