83 



1163 Serripes centifilosum Carpenter. 



Synonymy: — Cardium centifilosum Cpr., Adamsi Tryon, mo- 

 destum Adams and Reeve, Richardsoni Whiteaves. 



1164 Psephis tantilla Gould. 

 Synonymy: — Venus tantillus Gould. 



Plentiful in sand near Victoria (Taylor). Type locality: 

 Santa Barbara, Cal. 

 1151 Variety oregonensis Lea. 

 1151 Variety wahlamatensis Lea. 



1153 Margaritana margaritifera L. 



1154 Nucula castrensis Hinds. 



"The commonest bivalve shell occurring in our seas." — Taylor. 

 San Diego. 



1155 Nucula lyalli Baird. 



Taylor cites as a synonym of Nucula castrensis. 



1156 Yoldia seminuda Dall. 



St. Paul's Harbour Kadiak, 17 fathoms; Victoria Harbour 

 (Taylor). 



1157 Venericardia ventricosa Gould. 



Stearns, U S Natl Mus pr 13:216, t 16 f 5-6. Alaska to Coro- 

 nado Islands, Baja Cal. 



Formerly treated as a variety of borealis. 



A small, plump, rounded species, with 20-21 low, broad, radial 

 ribs, with shallow narrower interspaces, crossed by flatfish nar- 

 row concentric ridges, recalling basket work, and covered by a 

 gray or yellowish-brown velvety periostracum, the hairs of which 

 are disposed in radial lines. — Dall. 



1165 Psephis lordi. See 2188. 



Quite common, but can only be obtained by dredging in deep 

 water (Taylor). 



1166 Sphserium rhomboideum Say. 



1167 Sphaerium raymondi J. G. Cooper. 



1168 Pisidium variabile Prime. 



Taylor records the last 3 sp. as from Vancouver Island. 



1169 Saxidomus squalidus Deshayes. 



Largely used by Indians and others as an article of food 

 (Taylor). 



1170 Moera salmonea Carpenter. 



1171 Angulus modestus Carpenter. 



1172 Angulus obtusus Carpenter. 

 Considered as a variety of Augulus modestus. 



1173 Angulus variegatus Carpenter. 



1174 Angulus gouldii Carpenter. 



Numbers 1170-1174 are now placed in Tellina. 



1175 Peronaea bodegensis Hinds. 

 Synonym of Tellina bodegensis. 



1176 Macoma lata Gmelin. 



Synonymy: — Tellina calcarea Chemnitz, sabulosa Spengler, 

 and proxima Brown, etc. 



1177 Macoma inflatula Dall. 

 Doubtfully mentioned by Taylor. 



1178 Seinele rubropicta Dall. 



Synonymy: — Semele rubrolineata Cpr., and others, not Con- 

 rad? 



Vancouver Isl., Victoria, Queen Charlotte Isl., etc. 



1179 Spisula falcata Gould. 



1180 Spisula planulata Conrad. 



The last two shells are also known as Mactra, and as Standella, 

 which see. 



