78 
BULLETIN 112, UNITED STATES NATIONAL MUSEUM. 
LORA ARCTICA A. Adams, 1855. 
Proc. Zool. Soc., p, 121. 
Shumagin Islands to CMrikoff Island, Alaska. 
LORA LAEVIGATA Dali, 1871. 
Ainer. Journ. Conch., vol. 7, p. 98, pi. 16, dg. 7. 
Kotzebue and Norton Sounds and south to Chirikoff Island, Alaska. 
LORA VIOLACEA Michels and Adams, 1842. 
Proc. Boston Soc., Nat. Hist., vol. 1, p. 50. — G. O. Saks, Moll. Reg. Arct. 
Norv., pi. 17, tigs. 2, 3, 1878. 
Sea Horse Islands, Arctic Ocean, to Bering Strait and Sitka, Alaska. Fossil 
on Gravina Island. Circumboreal. 
LORA NODULOSA Krause, 1886. 
Arch. f. Naturg., vol. 51, p. 277, pi. 18, figs. 4, 12. 
St. Lawrence Bay, Bering Strait, to the Aleutians and Cook’s Inlet. 
LORA ALASKENSIS Dali, 1871. 
Amer. .Journ. Conch., vol. 7, p. 98; Proc. U. S. Nat. Mus., vol. 9, pi. 4, fig. 
3, 1886. 
Bering Strait to Puget Sound. 
LORA BECKII Moller, 1842. 
Index Moll. Gronl., p. 14. 
Bernard Harbor, Arctic coast, and eastward. 
LORA TREVELLIANA Turton, 1834. 
Ann. Mag. Nat. Hist., vol. 7, p. 351. — G. O. Saes, Moll. Reg. Arct. Norv., 
pi. 16, fig. 13, 1878. 
Arctic Ocean southward to Behm Canal, Alaska. Circumboreal. 
LORA LAWRENCIANA Dali, 1919. 
Proc. U. S. Nat. Mus., vol. 56, p. 43, pi. 1.5, fig. 6. 
Point Belcher, Arctic Ocean, to Pribilof Islands, Bering Sea. 
LORA EXCURVATA Carpenter, 1865. • 
Proc. Acad. Nat. Sci. Phila., p. 63; Proc. U. S. Nat. Mus., vol. 56, pi. 14, 
fig. 5, 1919. 
Bristol Bay, Bering Sea, to Puget Sound. 
Subfamily Mangiliinae. 
Genus PLEUROTOMELLA Verrill, 1873. 
Subgenus Pleueotomella s. s. 
PLEUROTOMELLA THALASSICA Dali, 1919. 
Proc. U. S. Nat. Mus., vol. 56. p. 51, pi. 3, fig. 4. 
Off Tillamook Bay, Oregon, in 786 fathoms. 
PLEUROTOMELLA HERMINEA Dali, 1919. 
Proc. U. S. Nat. Mus., vol. 56, pi. 3, fig. 6. 
Oft’ Catalina Island, California, in 334 to 600 fathoms. 
