80 CALIFOENIA ACADEMY OF SCIENCES. 



MOLLUSCA (Continued). 



■222. meudica Gould 233 



223. meudica Gould, var. cooperi Forbes 234 



224. perpinguis Hinds 234 



225. tegula Reeve 235 



226. versicolor C. B. Adams, var. hooveri, var. uov 2,36 



Family LX. Cobnnhcllithie 236 



Genus Columbella L.4marck 236 



227. solidula Reeve, var. pra^cursor, var. uov 236 



Subgenus Anachis H. & A. Adams 237 



22S. (A.) minima, sp. uov 237 



Subgenus jEsopus Gould 237 



229. (iE.) chrysalloidea Carpenter 237 



230. (.S;.) oldroydi, sp. uov 238 



Subgenus Astyris H. & A. Adams 238 



231. (A.) califoruiaua Gaskoin. 238 



232. (A.) gausapata Gould 239 



233. (A.) gausapata Gould, var. carinata Hinds 240 



234. (A.) tuberosa Carpenter 240 



Genus Amphissa H. & A. Adams 241 



235. corrugata Reeve 241 



236. ventricosa, sp. uov 242 



237. versicolor Dall 242 



Fa7nUy LX/. Murkithx ' 243 



Genus Murex Linne 243 



Subgenus Chicoreus Montfort 243 



238. (C.) leeanus Dall 243 



239. (C.) trialatus Sowerby 243 



Subgenus Pteronotus Swainson 244 



240. (P.) festivus Hinds 244 



Subgenus Pterorhytis Conrad 244 



241. (P.) foliatus Martyn 245 



242. (P.) nuttalli Conrad 245 



243. (P.) mouoceros Sowerby 246 



Genus Mouoceros Lamarck 246 



244. engonatum Conrad 246 



245. lapilloides Conrad 247 



Genus Chorus Gray 247 



246. belclieri Hinds 247 



Genus Euplenra H. & A. Adams 248 



247. muriciformis Broderip 248 



248. muriciformis, var. curta, var. uov 249 



Genus Trophou Montfort 249 



Subgenus Boreotrophou Fischer 249 



249. (B.) cerritensis, sp. uov 249 



250. (B.) gracilis Perry 250 



251. (B.) multicostatus EsniscHOLTZ 251 



252. (B.) pedroana, sp. uov 251 



253. (B.) scalariformis Gould 252 



254. (B.) stuarti Smith 252 



255. (B.) orpheus, var. praacursor, var. uov 253 



256. (B.) tenuisculptus Carpenter 253 



257. (B.) triaugulatus Carpenter 254 



Geuus Ocinebra Leach 254 



258. barbareusis Gabb 254 



259. foveolata Hinds 255 



260. interfossa Carpenter 255 



261. keepi, sp. uov 256 



262. lurida Middendorff 256 



263. lurida Midd., var. aspera Baird 257 



