. The elasmobranch fishes. Chondrichthyes. rig. 194. General view of veins of body. A. MuMelus antarcUcus. (From T. J. Parker.) B. Eaia erinacea. (From Rand.) , anterior cardinal sinus; , brachial vein; , caudal vein; , cloacal vein; , femoral vein; , inferior jugular vein; , iliac vein; , lateral abdominal vein; , postcardinal vein; , posteardinal sinus; , renal portal vein; , subscapular vein; , subclavian vein. form a fused vessel posteriorly (Scijllium and Raja). In others the postcardi- nals extend as separate vessels from


. The elasmobranch fishes. Chondrichthyes. rig. 194. General view of veins of body. A. MuMelus antarcUcus. (From T. J. Parker.) B. Eaia erinacea. (From Rand.) , anterior cardinal sinus; , brachial vein; , caudal vein; , cloacal vein; , femoral vein; , inferior jugular vein; , iliac vein; , lateral abdominal vein; , postcardinal vein; , posteardinal sinus; , renal portal vein; , subscapular vein; , subclavian vein. form a fused vessel posteriorly (Scijllium and Raja). In others the postcardi- nals extend as separate vessels from the posterior tip of the kidney behind to the sinus venosus in front. As a usual thing, liowever, only the right one ex- tends backward the whole length of the kidney, while the left is attached to the right {Mustelus, fig. 194a, ). In the sharks the anterior third of the posterior cardinals forms the enlarged. 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 Daniel, J. Frank (John Franklin), 1873-1942. Berkeley,Calif. , University of California press


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