INDEX OF SPECIES. 



91 



Fholadopsis 



pectiuata, 12 1, 265, V 209. 

 Pholas 



acuminata, 184. 



Californica, 121, 194, 202, 



231, 234, V 209. 

 Californiensis, 174. 

 calva, 184. 

 Candeana, 121. 

 concanierata, 87, 121, 194, 



202, 211, 228, V 210. 

 cornea, 184, 229. 

 crucifera, 280. 

 crucigera, 23, 205, 184, 280, 



299. 

 curta, 184, 191. 

 dactylus, 205. 



Darwiuii, 251. • 



Janellii, 121, 194, 202, V 209, 

 lauceolata, 23, O 280. 

 laqueata, 39, 280. 

 var. nana, 184. 

 oblongata, 121. 

 ovoidea, 226, 231, 234, 



U 198. 

 penita, 87, 121, 194, 202, 



211, 231, V 210. 

 retifera, 121. 

 rostratra, 15, 203. 

 truncata, 121. 

 tubifera, 205, 280. 

 xylophaga, 205, 280, 299. 

 Phorcus 



Californicus, 253, 286, P 235, 

 euryomphalus, 139. 

 liratus, P 235. 

 macnlosus, 139. 

 marcidus, 139. 

 Panamensis, 295. 

 puUigo, 19, 21, 139. 

 umbiliearis, P 235. 

 variegatus, 253, P 234. 

 Phos 



articulatus, 206, 343. 

 biplicatus, 284, 343, S 166. 

 crassus, 206, 268, 343. 



Phos 



gaudens, 25, 206, 342. 



seiitifosus, 206. 



tunitus, 186, 343. 



Veraguensis, 206, 342. 

 Phrontis 



xanthostoma, P 495. 

 Phylliroe 



Lichtensteinii, 173. 

 Phyllonotus 



bicolor, 28, 112, 153, O 264, 



345, P 524- 

 brassica, 28, 155, 264, 345, 



P523. 



imperialis, 345. 



nigritus, 28, 152, 153, 182,0264, 



345. P 521. 

 nitidus, 264, 345, P 523. 

 oxyacantbus, 345. 

 princeps, 28, 112, 264, 345, 



P 525. 

 radix, 182, 345 

 regius, 182, 264,0 345, P 524, 



P525. 

 Physa 



ampuUacea, 160. 



aurantia, 27,0 237,0251,0316, 



O364. 

 aurea, 160. 



bullata, 85, 160, 283, 316. 

 Cbarpentieri, 160. 

 coucolor, 161. 

 costata, 118, 160. 

 cjlindriea, 160. 

 data, 27, 227, 296, 316, 



364, P 180, U 203, V 220. 

 elliptica, 160. 

 elongata, 85, 161. 

 elongatina, 161. 

 fontinalis, O 222. 

 fontana, 160. 

 Gabbii, 160. 

 glabra, 160. 

 gyrina, 160. 

 heterostropha, 85, 93, 116, 126, 



160. 



