Pecten (Pallium) miser Dall, 1908
DALL, W. H. 1908. The Mollusca and the Brachiopoda. Reports on the Mollusca and Brachiopoda [U. S. Fish Commission Steamer ''Albatross'' during 1891 and 1905] region. Bulletin of the Museum of Comparative Zoology at Harvard University, 43 (6): 203-487. [p. 401, pl. 8, fig. 6]
«Pecten (Pallium) miser DALL, n. sp.
Plate 8, figure 6. Shell small, flattish, dark reddish purple, with a narrow hinge line, striated disk and five strong radial ribs; anterior ear very short, oblique; posterior ear longer, triangular, with three radial threads near the hinge line, an excavated, concentrically striated space between them and the edge of the disk; right valve with five, strong, rounded ribs with subequal interspaces, and two much smaller, closer, and less prominent, near the anterior submargin, and a single, similar riblet near tbe posterior submargin; ctenolium rather long with about five free hooks; minor sculpture of the disk consisting of very numerous subequal radial threads with subequal interspaces crossed by still more numerous fine, imbricated, sharp lamellae which, when the surface is intact, coalesce, but when it is worn show as sharp concentric lamellae looped over sharp radial ridges with distinctly wider interspaces; distal margin of the valve suddenly and markedly contracted in the adult; hinge line with strong plicae on each side of the cartilage pit, strongly vertically striated; interior smooth, ridged by the sculpture, livid purple with strong lirations near the valve margin, on the lateral margins of each rib; valve margin minutely crenulate. Alt. 34.0; lat. of valve, 32.0; of hinge margin, 9.0; diameter of right valve, 6.0 mm.
U. S. S. " Albatross," station 3355, Gulf of Panama, in 182 fathoms, mud, bottom temperature 51°. 1 F. U. S. N. Mus. 122,862. Only two upper valves of this species were obtained, but as it belongs to a group totally distinct from any other on the Pacific Coast, so far known, it can be recognized without difficulty.» WILLIAM HEALEY DALL, 1908
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W. H. Dall, 1908, plate 8.
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