United States National Museum - si-pddr - Smithsonian Institution

NORTHWEST COAST MARINE SHELLBEARING MOLLUSKS. 197
PLACIPHORELLA RUFA Berry, 1917.
Proc. Cal. Acad. Sci.. ser. 4, vol. 7, p. 241, text figs. 3, 4.
Forrester Island, Alaska.
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PLACIPHORELLA STIMPSONI Gould, 1859.
Proc. Boston Soc. Nat. Hist., vol. 7, p. 165.
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Pii.sbky, Man., vol. 14, pi. 62,
figs. 84-87.
On the west from Bering Island to Hakodate, Japan. On the east and south
to Cerros Island, Lower California.
PLACIPHORELLA PACIFICA Berry, 1919.
Lorquinia, Jan., 1919, p. 6.
Kansaan Bay, Alaska, 95 to 98 fathoms. (S. S. Berry.)
Family ACANTHOCHITONIDAE.
Genus ACANTHOCHITONA Gray, 1821.
ACANTHOCHITONA AVICULA Carpenter, 1866.
Proc. Cal. Acad. Sci., vol. 3, p. 211. Pilsbry, Man., vol. 15, p. 24.
Catalina Island, California, to Gulf of California.
ACANTHOCHITONA DIEGOENSIS Pilsbry, 1893.
Man., vol. 15, p. 25. pi. 12, figs. 52-54.
Catalina Island and Newport to San Diego, California.
Genus KATHERINA Gray, 1847.
KATHERINA TUNICATA Wood, 1815.
General Conch., p. 11, pi. 2, fig. 1.
Pilsbry, Man., vol. 15, p. 41, pi. 1.
figs. 1-11.
Western and southern Bering Sea, to Cooks Inlet, Alaska, and south to
Catalina Island, California.
Family CRYPTOCHITONIDAE.
Genus CRYPTOCHITON Gray, 1847.
CRYPTOCHITON STELLERI Middendorff, 1846.
Bull. Acad. Sci. St. Petersburg, vol. 6, p. 116; Mai. Rossica, vol. 1, p. 93,
pi. 1-9.
On the west : Bering Island, Kamchatka, the Kuril Islands, and Okhotsk
Sea, and south to Hakodate, Japan. On the east, the Aleutian Islands.
Cooks Inlet and southward to San Miguel and San Nicolas Islands,
California.
Genus CHLAMYDOCHITON Dall, 1878.
CHLAMYDOCHITON AMICULATUS Pallas, 1786.
Nova Acta Acad. Petrop., vol. 2, p. 235, pi. 7, figs. 26-30.
Kuril Islands and Northern Japan on the west, and to the Farallones
Islands, California (Newcomb), on the east.