. The Bashford Dean memorial volume :. Fishes; Sharks; Fishes, Fossil. 462 Bashford Dean Memorial Volume. Text-figure 105. Semidiagrammatic figure of heart and anterior blood vessels (anomalous?) of a specimen of Chlamydosel' achus viewed from the left side. a., auricle (atrium); , anterior innominate artery; an., anastomotic branch of first efferent branchial artery; , bulbus arteriosus; br., brachial vein; c, cranial aorta; c. a., conus arteriosus; , anterior carotid commissure; , coeUaco-mesenteric artery; cor., coronary artery (plus hypobranchial trunk); , cardinal s
. The Bashford Dean memorial volume :. Fishes; Sharks; Fishes, Fossil. 462 Bashford Dean Memorial Volume. Text-figure 105. Semidiagrammatic figure of heart and anterior blood vessels (anomalous?) of a specimen of Chlamydosel' achus viewed from the left side. a., auricle (atrium); , anterior innominate artery; an., anastomotic branch of first efferent branchial artery; , bulbus arteriosus; br., brachial vein; c, cranial aorta; c. a., conus arteriosus; , anterior carotid commissure; , coeUaco-mesenteric artery; cor., coronary artery (plus hypobranchial trunk); , cardinal sinus; , cardinal vein; , dorsal aorta (posterior to \.); , external carotid artery; , hepatic vein; hy., hypophysis; ic., internal carotid artery; , internal carotid foramen; , internal jugular vein; 1^., cephalic aorta; , arteriae musculo-spinales; , precaval sinus; !., pituitary plexus; scl, subclavian artery; , superior jugular vein; sp., spiracle; , sinus venosus; tT., tropeic (lateral abdominal) vein; v., ventricle; , ventral aorta; I-III, first to third pairs of aortic roots (arches); 1-6, first to sixth pairs of efferent branchial arteries; 1 !-6 !, first to sixth pairs of afferent branchial arteries. After Ayers, 1889, Fig. 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 Dean, Bashford, 1867-1928; Gudger, E. W. (Eugene Willis), 1866-1956. New York : [American Museum of Natural History],
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