INDEX OF SPECIES. 



37 



Clavatula 



neglecta, 205. 



oecata, O 205. 



panialis, O 205. 



pluinbea, 205, 



pudicea, O 205. 



prorata, 75. 



quisqualis, O 205. 



rava, O 205, P 399. 



rigida, O 205. 



pc'ulpta, U 205. 

 dementia 



gracillima, 246, O 305, P 54. 



snbdiaphana, SS, 93, 126. 

 Clidiophora 



ai:ute<lentata, 227. 



arcuata, 228. 



claviculata, 225, 226, 228, 229. 



cristata, 226. 



depressa, 227. 



discors, 228. 



nasuta, 167, 226. 



punctata, 99, 113, 124, 167,227. 



tabacea, 226. 



triliiipata, 12, 124, 167,226,227. 

 Closia. f-ee Volutella. 

 Cochlea 



ueritoides, 160. 

 Cocblodesma 



Leana, Q 229. 

 Cochlogeua 



nielaiiia, 59. 



vittata, 59 

 Cochlostyla 



princeps, P 177. 



nnd;ita, P 176. 

 Codakia 



exasperata, 30. 



punctata, 30, 106. 



tigerrina, 23, 27, 106, 248, P 96. 

 Coelodon 



Cumingii, 220. 



delicatulus, 229. 



e!ongatus, 229. 



flexiiosus, 22S, 230. 



anguicuius, 230. 



Collonia 



niarginata, 49. 



Iiba.-iianflla, 192. 

 Columbella 



acicula, 53. 



albuginosa, 221. 



angularU, iSi. 



atrainentaria, iSo, O 186, 269. 



baccata, ill. 



bicanalit'era, iSo, O 181, 231. 



bi<-olnr, 59, O 270. 



Boirinii, 52, 180, 265, O 269, 



O341. 

 Bridgesii, 52. 



Califoriiiaiia, O 2S6, 34I. 

 Californica, 53, 351. 

 carinata, 23, 14S, 151,0 206, 



O 231, O 341, 349, O351. 

 castanea, O 181, O 192, 341. 

 cervinftta, O 262, O 341, P 493. 

 rar. obsoleta, O 262, P 



493- 

 citharula, O 238, 269. 

 coniformis, O 235. 

 conspicua. I So, O 269. 

 coronata, O iSi, P 507, P 508. 

 costata, 59, 171,0 263, P 



50S. 

 costellata, 35, iSo, 176,0 iSr, 



O 269, P 506. 

 costulata, 263, 284. 

 cribraria, 53,0 171,0 189, 



231, P 4S7. 

 diniimita, 34, 180, O 269. 

 dorinitor, 2S4. 

 dorsata, iSo, 269. 

 elpctroides, 53. 

 elegans, O 181. 

 encanstica, 53. 

 feativa, 25, III, iSo, 231, 



O 288, O 341. 

 fluctuata, iSo, 181, O iSi, O 



269. 

 fiilguranH, P 505. 

 fulva, iSo, O 181, 238, 269, 



P 509. P 543- 



