26 
BULLETIN 112, UNITED STATES NATIONAL MUSEUM. 
KENNERLIA' GLACIALIS Leach. 1819. 
Journ. de Phys., vol. 88, p. 465. — Sowerby, Spec. Conch., figs. 4-6. 
Arctic Ocean and south to Fuca Straits. Also Atlantic. 
KENNERLIA GLACIALIS EUTAENIA Dali, 1915. 
Proc. U. S. Nat. Mus., vol. 49, No. 2116, p. 449. 
Port Etches, Alaska. 
KENNERLIA FILOSA Carpenter, 1864. 
Proc. Zool. Soc., p. 602. — Arnold, Pal. San Pedro, pi. 18, fig. 3. 
Nunivak Island, Bering Sea, to San Pedro, California. 
KENNERLIA BILIRATA Conrad, 1855. 
Proc. Acad. Nat. Sci., Phila., p. 267 ; Pacific R. R. Reps., vol. 6, p. 73, 
pi. 5, fig. 25. 
Forrester Island, Alaska, south to Point Abreojos, Lower California. 
KENNERLIA GRANULATA Dali, 1915. 
Proc. U. S. Nat. Mus.. vol. 49, No. 2116, p. 449. 
Santa Barbara, California, to Gulf of California. 
KENNERLIA FORRESTERENSIS Willett, 1918. 
Nautilus, vol. 31, No. 4, p. 134. 
Forrester Island, Alaska, 50 fathoms. 
Subgenus Heteroclidus Dali, 1915. 
HETEROCLIDUS PUNCTATUS Conrad, 1837 (not Carpenter, 1864). 
Journ. Acad. Nat. Sci., Phila., vol. 7, p. 228, pi. 17, fig. 1. 
Vancouver Island to Gulf of California. 
Family LYONSIIDAE. 
Genus LYONSIA Turton, 1822. 
LYONSIA STRIATA Montagu, 1815. 
Trans. Linn. Soc., vol. 11, p. 188, pi. 13, fig. 1 A. — Turton, Dithyra Brit, 
pi. 3, figs. 6, 7. 
Circumboreal. Aleutian Islands to Fuca Straits. 
LYONSIA ARENOSA Moller, 1842. 
Index Moll. Groiii., p. 20 ; Zool. Beechey’s Voy., pi. 43, fig. 3. 
Circumboreal. Arctic Sea to Japan and the Okhotsk Sea on the west and 
on the east to the Aleutians and Kodiak Island, Alaska. 
LYONSIA GOULDII Dali, 1915. 
Proc. U. S. Nat. Mus., vol. 49, p. 453. — Gould, Mex. and Cal. Shells, pi. 15, 
fij?. 6. 
San Francisco Bay, California, and south to Point Abreojos, Lower Cali- 
fornia. 
LYONSIA CALIFORNICA Conrad, 1837. 
Journ. Acad. Nat. Sci. Phila., vol. 7, p. 248, pi. 19, fig. 20. 
Puget Sound to Todos Santos Bay, Lower California. 
LYONSIA CALIFORNICA HAROLDI Dali, 1915. 
Proc. U. S. Nat. Mus., vol. 49, p. 4.53. 
Central California. 
