NORTHWEST COAST MARINE SHELLBEARING MOLLUSKS. 83 



Subgenus Agathotoma Cossraann, 1889. 



AGATHOTOMA DENSILINEATA Dall, 1920. 



Mangilia striosa in Pal. San Pedro; not of C. B. Adams. 

 San Pedro, California, to Gulf of California. 



AGATHOTOMA FUSCONOTATA Carpenter. 1864. 



Ann. Mag. Nat. Hist., ser. 3, vol. 14, p. 46. 

 Laguna Beach, California, to Gulf of California. 



AGATHOTOMA JAN1RA Dall, 1919. 



Proc. U. S. Nat. Mus., vol. 56, p. 75, pi. 21, fig. 10. 



San Diego, California, to Scainmon Lagoon, Lower California. 



AGATHOTOMA POMARA Dall, 1919. 



Proc. U. S. Nat. Mus., vol. 56, p. 305. 

 San Pedro, California (Lowe). 



Genus DAPHNELLA Hinds, 1844. 



DAPHNELLA CLATHRATA Gabb, 1865. 



Proc. Cal. Acad. Sci., vol. 3, p. 185. 



San Miguel Island to San Diego and Cortez Bank, California. 



7 DAPHNELLA FUSCOLIGATA Dall, 1871. 



Amer. Journ. Conch., vol. 7, p. 100. — Teyon, Man., vol. 6, pi. 34, fig. 95. 

 Monterey to San Diego, California. 



Genus TARANIS Jeffreys, 1870. 



TARANIS STRONGI Arnold. 1903. 



Pal. San Pedro, p. 215, pi. 9, fig. 7. 



Forrester Island, Alaska, to San Diego, California. Pleistocene, San 

 Pedro, California. 



Family CANCELLARIIDAE. 

 Genus CANCELLARIA Lamarck, 1799. 



Subgenus Progabbia Dall, 191 S. 



PROGABBIA COOPER1 Gabb, 1865. (Plate 5, figs. 3, 4.) 



Proc. Cal. Acad. Sci., vol. 3, p. 186.— Tryon, Man, vol. 7, pi. 4, fig. 66, 1SS5. 

 Monterey, California, to the Coronado Islands. 



PROGABBIA IO Dall, 1896. 



Proc. U. S. Nat. Mus., vol. 18, p. 14; Bull. Mus. Comp. Zool., vol. 43, No. 6. 



pl. 1, fig. 2 

 San Diego, California (650 fathoms) to Gulf of Panama (322 fathoms). 



PROGABBIA CORBICULA Dall, 1906. 



Bull. Mus. Comp. Zool. vol. 43, No. 6, p. 294, pl. 1, fig. 4. 

 Santa Barbara Islands to Coronado Islands. 



