VI 



PBOCEEDINGS OF THE NATIONAL MUSiEUM 



VOL. 89 



Limadorex, 132, 244. 

 limonensis, 244. 

 limbifera, Annularia, 303, 304, 305, 306, 



308. 

 limbifera, Cistula, 306, 307. 

 limbifera, Eutudora, 306. 

 limbiferum, Chondropoma, 306. 

 limbiferum, Cyclostoma, 306. 

 limonensis, Limadorex, 244. 

 lincina. Turbo, 281. 

 lirata, Annularia, 360, 363, 364. 

 litorale, Opisthosiphon, 199, 208. 

 lowei, Opisthosiphon, 172, 173. 

 lucasense, Opisthosiphon, 191. 

 lucifer, Annularia, 339, 340. 

 Lugarenia, 282, 360. 

 lurida, C3'clostoma, 234. 

 lurida, Parachondria, 231, 234, 236. 

 lurida, Tudora, 234. 

 luridum, Cyclostoma, 234. 



mabuyense, Opisthocoelicum, 142. 

 mackinlayi, Annularia, 352, 353. 

 mackinlayi, Cistula, 353. 

 mackinlayi, Cyclostoma, 353. 

 mackinlayi, Tudora, 353. 

 macta, Annularia, 324, 325. 

 mactum, Cyclostoma, 325. 

 magistra, Annularia, 333, 334. 

 magnum, Opisthocoelicum, 135, 136. 

 majuscula, Annularia, 323, 324, 325, 326. 

 majusculum, Choanopoma, 325. 

 majusculum, Cyclostoma, 325. 

 manatiense, Opisthosiphon, 198, 203. 

 martiensis, Tudora, 270, 271. 

 mayariensis, Annularia, 381, 382. 

 mayariensis, Parachondria, 237, 238. 

 mayariensis, Tudora, 259, 261. 

 mayensis, Annularia, 367, 379. 

 mayensis, Parachondria, 233. 

 mayensis, Tudora, 379. 

 magacheilos, Cyclostoma, 248. 

 mimetica, Annularia, 383, 385. 

 minaensis, Annularia, 297, 298. 

 minia, Annularia, 327, 336. 

 minium, Annularia, 336. 

 minium, Choanopoma, 336. 

 minium, Cyclostoma, 336. 

 mirandensis, Tudora, 259, 260. 

 mirifica, Choanopoma, 260. 

 mirifica, Ramsdenia, 260. 

 mirifica, Tudora, 258, 259, 260. 

 Mirisiphon, 163, 167. 

 moreletiana, Cyclostoma, 196. 

 moreletiana, Opisthosiphon, 196. 

 moreletiana, Tudora, 196. 

 moreletianum, Opisthosiphon, 193, 195, 



196. 

 morenoi, Annularia, 302, 302. 

 morsel, Annularia, 297, 298. 

 murinum, Opisthosiphon, 190, 191. 



najazaensis, Annularia, 360, 362, 363. 

 najazaensis, Tudora, 273, 274. 

 nana, Annularia, 294, 295. 

 nana, Rhytidothyra, 220, 222. 

 narcisi, Annularia, 324, 325. 

 natensoni, Annularia, 291, 292, 366, 377, 



natensoni, Tudora, 258, 263. 

 negrosensis, Annularia, 328, 329. 

 nigricula, Parachondria, 231, 239. 

 nigriculum, Cyclostoma, 239. 

 nipensis, Annularia, 344, 345, 366, 375. 

 nobilitata, Tudora, 258, 259, 260. 

 nobilitatum, Ctenopoma, 259. 

 nobilitatum, Cyclostoma, 259. 

 nobilitatum, Ramsdenia, 259. 

 nodiferum, Ctenopoma, 151. 

 nodiferum, Rhytidopoma, 150, 151. 

 nodulatum, Cyclostoma, 153. 

 nodulatum, Rhytidopoma, 149, 152, 



153. 

 notata, Tudora, 258, 262. 



obesa, Tudora, 266, 275. 

 obliterata, Annularia, 356, 358. 

 obsoleta, Annularia, 283, 287, 315, 320. 

 obtectum, Opisthosiphon, 168, 178, 179, 



180. 

 obtectus, Opisthosiphon, 179. 

 obturatum, Opisthosiphon, 168, 176, 



177. 

 obturatus, Opisthosiphon, 177. 

 occidentale, Rhytidopoma, 150, 154. 

 occultum, Opisthocoelicum, 138, 140. 

 occultum, Opisthosiphon, 138. 

 occultus, Opisthosiphon, 138. 

 opisthocoele, Opisthocoelicum, 134, 140. 

 Opisthocoelex, 134, 138. 

 OpisthocoeUcum, 133, 134, 140, 289. 



excurrens, 138, 139. 



gibbosum, 135, 136. 



lamelliscostatum, 140, 141, 142. 



mabuyense, 142. 



magnum, 135, 136. 



occultum, 138, 140. 



opisthocoele, 134,140. 



paradoxum, 134, 135, 136. 



simulans, 135, 137. 

 Opisthocoelops, 134, 138. 

 Opisthosiphon, 133, 134, 162, 218. 



aguilerianum, 168, 189. 



andrcwsi, 168, 192. 



apertum, 199, 212. 



apertus, 212. 



bacillum, 215, 216. 



baiiamense, 162. 



banaoense, 168, 175, 176. 



bermudezi, 168, 192. 



berryi, 199, 209, 210. 



bibijaguaense, 194, 195. 



bioscai, 198, 204. 



caguanense, 168, 185. 



camajanense, 170, 171. 



caroli, 163, 166. 



casasense, 194. 



claudens, 198, 201. 



columbense, 195, 196. 



cucullatum, 168, 169, 170. 



cunaguae, 199, 205. 



dalli, 216. 



degeneratum, 183. 



deteotum, 168, 190, 191. 



detectus, 191. 



deviatum, 199, 213. 



echinatum, 163, 165. 



