. The Bashford Dean memorial volume :. Fishes; Sharks; Fishes, Fossil. 'â¢:s X â "^ y Text-figure 77- '~' The fourth gill-opening on the right side of a specimen of Chlamydoselachus anguineus, with the gills spread apart to display the gill-filaments and branchial rays. The uppermost side of the figure is dorsal, the right side anterior. After Carman, , Plate Text-figure 78. Radial section (x4) of a gill of Chlamydoselachus, partly diagrammatic. The Hnes extending across each filament indicate the sites of attachment of the lamellae on one surface of the filament. The number of
. The Bashford Dean memorial volume :. Fishes; Sharks; Fishes, Fossil. 'â¢:s X â "^ y Text-figure 77- '~' The fourth gill-opening on the right side of a specimen of Chlamydoselachus anguineus, with the gills spread apart to display the gill-filaments and branchial rays. The uppermost side of the figure is dorsal, the right side anterior. After Carman, , Plate Text-figure 78. Radial section (x4) of a gill of Chlamydoselachus, partly diagrammatic. The Hnes extending across each filament indicate the sites of attachment of the lamellae on one surface of the filament. The number of lamellae shown is approximately the actual number found in sections through the ventral portion of the gill of the first branchial arch on the right side of Specimen No. I. , adductor branchialis muscle; , anterior filament; , afferent branchial artery; c, cartilage of the gill-arch; cm., superficial constrictor muscle of the gill-flap, continuous with the thinner interbranchial muscle of the gill-septum; , efferent branchial arteriole; n., nerve; , posterior filament; v., vein, presumably draining the small blood vessels of the gill-septum. Based on drawings of serial sections from two specimens in the American Museum of Natural 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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