296 



BULLETIN 181, UNITED STATES NATIONAL MUSEUM 



Calaperostoma leai, 159, 165, 279, 288. 



nigrofasciatum, 159, 164, 166, 280, 

 288. 



orbignyi, 159, 168, 279. 



pittieri, 159, 164, 281, 287. 



purum, 159, 162, 280, 287. 



rosenbergi, 159, 160, 280, 287. 

 camagueyanum, Farcimen, 10, 11, 283. 

 campeachvi, Poteria, 104. 



Ptychocochlis, 84, 103, 104, 286. 

 carabobense, Aperostoma, 196, 201, 282, 



289. 

 cardozi, Aperostoma, 221, 223, 266, 282, 

 291. 



Poteria, 266. 

 caribaea, Cyclopilsbrya, 71, 77, 286. 



Poteria, 77. 

 carmioli, Aperostoma, 221, 233, 234, 280, 



290. 

 castaneum, Aperostoma, 222, 251, 252, 



282, 290. 

 casuelense, Crocidoponia, 62, 65, 291. 

 catalinense, Farcimen, 36, 284. 

 caucaense, Aperostoma, 223, 258, 259, 



280, 290. 

 caucaensis, Neocyclotus, 258. 



Poteria, 258. 

 cayennense, Cyclostoma, 276. 

 cayennensis, Amphicyclotus, 276. 



Cyclophorus, 276. 



Incerticyclus, 276, 281. 

 caymanensis, Cyclopilsbrya, 80, 285. 



Poteria, 80. 

 Cerion truncatum, 45. 

 chanchapoyasense, Calaperostoma, 159, 



162, 164, 282, 287. 

 chanchapoyasensis, Amphicyclotus, 162. 

 chittyi, Poteria, 116, 121, 286. 

 cbrysacme. Aperostoma, 203, 219, 281, 

 289. 



Neocyclotus, 219. 

 cinereus, Cyclophorus, 141. 



Incerticyclus, 141, 287. 

 cingulatum, Aperostoma 221, 228, 229, 

 280, 289. 



Cyclostoma, 228. 



Poteria, 228. 

 cingulatus, Cyclotus, 228. 



Neocyclotus, 228, 253. 

 clappi, Ptychocochlis, 82, 83, 91, 286. 

 clenchi, Farcimen, 24, 25, 284. 

 collare, Farcimen, 17, 18, 19, 283. 

 colombiense, Aperostoma, 223, 258, 280, 



290. 

 colombiensis, Neocyclotus, 258. 



Poteria, 258. 

 complanatum, Megalomastoma, 38. 

 confusuni, Aperostoma, 221, 222, 237, 

 280, 281, 290. 



Poteria, 237. 

 connivens, Aperostoma, 275. 



Cyclotus, 275. 



Incerticyclus, 275, 282, 291. 



Neocyclotus, 275. 

 constrictus, Tomocyclus, 143, 145, 281, 

 287. 



cookei, Aperostoma 205, 215, 279, 281, 



289. 

 cooperi, Amphicyclotus, 180. 



Aperostoma, 180. 



Cyclotus, 180. 



Cyrtotoma, 180. 



Mexcyclotus, 180, 181, 281, 288. 

 copanense, Cyclostoma, 147. 

 copanensis, Tomocyclus, 143, 147, 281, 



287. 

 corpulentum, Aperostoma, 203, 217, 218, 



279, 289. 

 corpulentus, Cyclotus, 217. 



Neocyclotus, 217. 



Poteria, 217. 

 corrugata, Ptychocochlis, 82, 83, 93, 95, 



286. 

 corrugatior, Cyclotus, 84. 



Neocyclotus, 84. 



Ptychocochlis, 83, 84, 85, 86, 286. 

 corrugatissima, Poteria, 107 110, 112, 



114, 286. 

 corrugatissimus, Cyclotus, 110. 



Neocyclotus, 110. 

 corrugatum, Aperostoma, 105. 



Cyclostoma, 77, 82, 93, 105, 106, 

 119. 

 corrugatus, Cyclotus, 115, 119. 

 costaricense, Adelopoma, 52, 150, 280, 

 291. 



Aperostoma, 221, 234, 280. 290. 

 costaricensis, Cyclotus, 234. 

 cousini. Amphicyclotus, 166. 



Calaperostoma 159, 166, 167, 280, 

 288. 



Cyclophorus, 166. 

 crassa, Poteria, 107, 113, 286. 

 crassum, Cyclostoma, 113. 



Farcimen, 15, 16, 283. 

 crassus, Cyclotus, 113, 115. 



Neocyclotus, 113. 

 crocea, Cyclostoma, 45. 



Helix, 44, 45. 

 croceum, Farcimen, 44, 45, 46, 285. 

 Crocidopoma, 39, 53, 62. 



abbotti, 62, 67, 285. 



casuelense, 62, 65, 291. 



elevatum, 62, 63, 64, 285. 



floccosum, 39, 62, 64, 65, 285. 



gundlachl, 39, 41, 42, 284. 



ignotum, 41, 42, 284. 



milleri, 62, 66, 285. 



orcutti, 62, 66, 2S5. 



perdistinctum, 39, 40, 284. 



toroense, 40, 284. 



vortex, 62, 63, 65, 285. 



wrighti, 41, 42, 284. 

 crosseanus. Amphicyclotus, 156. 



Cyclophorus, 156. 



Lagocyclus, 154, 155, 156, 280, 287. 

 cumingi, Aperostoma, 221, 224, 279, 289. 



Calaperostoma, 159, 167, 169, 279, 

 288. 



Cyclophorus, 158. 

 cumingii, Amphicyclotus, 167. 



Aperostoma, 167. 



Cyclophorus, 167. 

 currani, Aperostoma, 223, 261, 279, 290. 



