NORTHWEST COAST MARINE SHELLBEARING MOLLUSKS. 157 



BARLEEIA CALIFORNICA Bartsch, 1920. 



Proc. U. S. Nat. Mus., vol. 58, p. 173, pi. 13, fig. 7. 



San Pedro, California, to Point Abreojos, Lower California. 



Family RISSOIDAE. 

 Genus CINGULA Fleming, 1828. 



CINGULA MARTYNI Dall, 188G. 



Proc. U. S. Nat. Mus., vol. 9, p. 306, pi. 3, fig. 9. 



Bering Strait to the Aleutians and eastward to Chignik Bay, Alaska. 



CINGULA MARTYNI SCIPIO Dall, 1886. 



Proc. U. S. Nat. Mus., vol. 9, p. 306, pi. 4, fig. 10. 



Pribilof Islands to the Aleutians and eastward to Middleton Island, Alaska. 



CINGULA ALASKANA Bartsch, 1912. 



Proc. U. S. Nat. Mus., vol. 41, p. 486, pi. 41, fig. 4. 

 Amchitka Island, Aleutians. 



CINGULA ALEUTICA Dall, 1886. 



Proc. U. S. Nat. Mus., vol. 9, p. 307, pi. 3, fig. 11. 



Pribilof Islands to the Aleutians and eastward to Windfall Harbor, Ad- 

 miralty Island, Alaska. 



CINGULA KATHERINAE Bartsch, 1912. 



Proc. U. S. Nat. Mus., vol. 41, p. 488, pi. 41, fig. 3. 

 AVindfall Harbor, Admiralty Island, Alaska. 



CINGULA MONTEREYENSIS Bartsch, 1912. 



Proc. U. S. Nat. Mus., vol. 41, p. 488, pi. 41, fig. 1. 

 Monterey, California. 



? CINGULA CALIFORNICA Tryon, 1865. 



Amer. Journ. Conch., vol. 1, p. 221, pi. 22, fig. 11. 

 San Francisco Bay to San Pedro, California. 



? CINGULA ORVIETA Dall, 1919. 



Proc. U. S. Nat. Mus., vol. 56, p. 351. 

 San Diego, California. 



Subgenus Nodulus Monterosato, 187S. 



NODULUS CERINELLUS Dall, 1886. 



Proc. U. S. Nat. Mus., vol. 9, p. 307, pi. 4, fig. 12.— Bartsch, Proc. U. S. Nat. 



Mus., vol. 61, p. 2S9. fig. 1. 

 Kyska and Amchitka Islands, Alaska. 



NODULUS ASSER Bartsch, 1910. 



Nautilus, vol. 23, No. 11, p. 138, pi. 11, fig. 9. 

 Atka Island, Aleutians, to Cook's Inlet. 



NODULUS KELSEYI Bartsch, 1911. 



Proc. U. S. Nat. Mus., vol. 41, p. 290, fig. 3. 



San Diego, California, and the South Coronado Island. 



167980— 21— Bull. 112 11 



