. Text book of vertebrate zoology. Vertebrates; Anatomy, Comparative. 186 MORPHOLOGY OF THE ORGANS OF VERTEBRATES. nary artery, back into the corresponding lung. With the loss of gills in the amphibia and their absence in the higher groups, the lungs become the chief respiratory organs, and the proximal. Fig. 199. Aortic arches of Amblystoma embryo, after a reconstruction by Dr. F. D. Lambert, aa 1-°, afferent arteries; b, balancer; ba, extremity of bul- bus arteriosus; c, common carotid; da, dorsal aorta; e *-^, efferent arteries; h, hyoid arch :/, jugular vein; ra, radix aortse; v, vein from
. Text book of vertebrate zoology. Vertebrates; Anatomy, Comparative. 186 MORPHOLOGY OF THE ORGANS OF VERTEBRATES. nary artery, back into the corresponding lung. With the loss of gills in the amphibia and their absence in the higher groups, the lungs become the chief respiratory organs, and the proximal. Fig. 199. Aortic arches of Amblystoma embryo, after a reconstruction by Dr. F. D. Lambert, aa 1-°, afferent arteries; b, balancer; ba, extremity of bul- bus arteriosus; c, common carotid; da, dorsal aorta; e *-^, efferent arteries; h, hyoid arch :/, jugular vein; ra, radix aortse; v, vein from balancer to jugular; ~^a, ventral aorla; 1-5, places where gill clefts are to form. Notice that the second aortic arch is 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 Kingsley, J. S. (John Sterling), 1854-1929. New York, H. Holt and Company
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