NORTHWEST COAST MARINE SHELLBEARING MOLLUSKS. 89 
Family CHRYSODOMIDAE. 
Genus KELLETTIA Bayle, 1884. 
KELLETTIA KELLETTII Forbes, 1850. 
Proc. Zool. Soc., p. 274, pi. 9, fig. 10. 
Santa Barbara, California, to San Quentin Bay, Lower California. Also 
.Tapan. 
Genus MACRON H. and A. Adams, 1853. 
MACRON AETHIOPS KELLETTII A. Adams. 1853. 
Proc. Zool. Soc., p. 185. — Tryon, Man., pi. 82, fig. 477. 
Catalina Island? (Cooper). Lower California and the Gulf of California. 
MACRON LIVIDUS A. Adams, 1854. 
Proc. Zool. Soc., p. 136. — Tryon, Man., pi. 82, fig. 478. 
Farallones Islands, California, to San Bartolome Bay, Lower California. 
Genus PYRULOFUSUS Morch, 1869. 
PYRULOFUSUS DEFORMIS Reeve, 1847. 
Conch. Icon., Fusiis, fig. 45. 
Arctic Ocean and south to the Shumagin Islands, Alaska. Circumboreal. 
PYRULOFUSUS HARPA Morch, 1858. (Plate 7.) 
Novit. Conch., Moll. Marina, p. 5, pi. 1, figs. 3, 4. 
Pribilof Islands to the Aleutians and eastward to Kodiak Island, Alaska. 
PYRULOFUSUS HARPA DEXIUS Ball, 1907. 
Smithsonian Misc. Coll., vol. 50, p. 164. 
Petrel Bank, Bering Sea, in 54 fathoms. 
Genus VOLUTOPSIUS Morch, 1857. 
VOLUTOPSIUS FRAGILIS Dali, 1891. 
Proc. U. S. Nat. Mus., vol. 14, p. 187 ; vol. 17, pi. 28, fig. 4, 1894. 
Bering Sea, 15 to 121 fathoms. 
VOLUTOPSIUS MELONIS Dali, 1891. 
Proc. U. S. Nat. Mus., vol. 14, p. 187 ; vol. 17, pi. 28, figs. 2, 3, 1894. 
Bering Sea, 227 fathoms. 
VOLUTOPSIUS BERINGI Middendorff, 1848. 
Mai. Ilossica, vol. 2, p. 147, pi. 3, figs. 5, 6. 
Arctic Ocean to Pribilof Islands, 17 to 50 fathoms. 
VOLUTOPSIUS BERINGI KOBELTI Dali, 1902. 
Proc. U. S. Nat. Mus., vol. 24, No. 1264, p. 528, pi. 35, fig. 2. 
North end of Nunivak Island, Bering Sea, and at the Pribilof Islands. 
VOLUTOPSIUS STEFANSSONI Dali, 1919. (Plate 9, fig. 2.) 
Sci. Res. Canadian Arc t. Exp., vol. 8, p. 22a, pi. 1. 
Arctic Ocean to Pribilof Islands, Bering Sea. 
VOLUTOPSIUS ROTUNDUS Dali, 1919. 
Proc. U. S. Nat. Mus., vol. 56, p. 310. 
Kodiak Island to Cooks Inlet. 
