. Bulletin of the Museum of Comparative Zoology at Harvard College. Zoology. ssii^^P^ ~^m. pig. st L Figure 5. Visceral relations. A. Bathyleptus llsae, holotype. B. Gigan- tura vorax, composite drawing. Abbreviations: an, anus; hi, urinary blad- der; es, esophagus; exc, excretory duct; int, intestine; fc, kidney; I, lobe of liver; mpr, pharyngeal retractor muscle; o, ovary; ph, anterior and posterior sets of pharyngeal teeth; pig, deeply pigmented layer in stomach wall; st. stomach. Circulatory System. In Gigantura the pericardium is em- braced by the liver, the ducts of Cuvier enter the
. Bulletin of the Museum of Comparative Zoology at Harvard College. Zoology. ssii^^P^ ~^m. pig. st L Figure 5. Visceral relations. A. Bathyleptus llsae, holotype. B. Gigan- tura vorax, composite drawing. Abbreviations: an, anus; hi, urinary blad- der; es, esophagus; exc, excretory duct; int, intestine; fc, kidney; I, lobe of liver; mpr, pharyngeal retractor muscle; o, ovary; ph, anterior and posterior sets of pharyngeal teeth; pig, deeply pigmented layer in stomach wall; st. stomach. Circulatory System. In Gigantura the pericardium is em- braced by the liver, the ducts of Cuvier enter the short sinus venosus beneath the middle of the ventricle, the truncus arterio- sus is robust and conical, and three pairs of aortic arches arise almost simultaneously from its anterior end. In Bathyleptus 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 Harvard University. Museum of Comparative Zoology. Cambridge, Mass. : The Museum
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