556 



INDEX 



Bianium adpHcatum, 376 

 Bucephalus introversus, 338 

 Cetiosaccus galapagensis, 101 

 Choanodera caulolatili, 346 

 Coitocaecum tropicum, 371 

 Dactylostomum vitellosum, 363 

 Dihemistephanus brachyderus, 399 

 Elytrophallus mexicanus, 421 

 Gonocercella pacifica, 437 

 Iguanacola navicularius, 94 

 Labrifer secundus, 388 

 Lecithochirium magnaporurn, 428 

 Lecithochirium rauraenae, 429 

 Lepidapedon hancocki, 353 

 Lepocreadium bimarinum, 349 

 Leurodera pacifica, 435 

 Lobatostoma pacificum, 331 

 Mecoderus oligoplitis, 424 

 Myosaccus, 97 



Myosaccus amblyrhynchi, 97 

 Myzotus vitellosus, 378 

 Opechona pharyngodactyla, 350 

 Opecoelina pacifica, 373 

 Opecoelus mexicanus, 365 

 Opecoelus xenistii, 366 

 Opegaster acuta, 368 

 Opegaster pentedactyla, 369 

 Paracryptogonimus americanus, 

 413 



Parahemiurus ecuadori, 420 

 Parahemiurus merus, 419 

 Paralaeuris dorochila, 157 

 Paramonorcheides bivitellosus, 405 

 Paronatrema mantae, 441 

 Parvacreadium bifidum, 375 

 Plagioporus gastrocotylus, 380 

 Podocotyle breviforrais, 384 

 Podocotyle mecopera, 383 

 Proctoeces magnorus, 407 

 Proctotrema costaricae, 403 

 Proctotrema longicaecum, 401 

 Prosorhynchus gonoderus, 342 

 Prosorhynchus pacificus, 343 

 Prosorhynchus rotundus, 340 

 Psettarium japonicum, 443 

 Psettarium tropicum, 443 

 Pseudocreadium scaphosomum, 357 

 Pseudocreadium spinosum, 359 

 Pseudolepidapedon balistis, 355 

 Siphoderoides vancleavei, 416 

 Stephanostomum anisotremi, 397 

 Stephanostomum longisomum, 392 

 Stephanostomum megacephalum, 

 390 



Stephanostomum multispinosum, 

 394 



Telolecithus tropicus, 406 

 Tetrochetus proctocolus, 410 

 Theletrum gravidum, 433 



Theletrum Hssosomum, 431 

 Spheroides angusticeps, 348, 376,451 

 Stephanostomum anisotremi, 397, 446, 



480 



bicoronatum, 391, 393 



caducum, 398 



casum, 394, 448 



cesticillum, 391, 393 



hispidum, 395, 447, 450, 480 



imparspine, 398 



longisomum, 392, 399, 446, 478 



lydiae, 399 



megacephalum, 390, 391, 393, 399, 



446, 478 



microstephanum, 395 



minutura, 398 



multispinosum, 394, 448, 449, 478 



sentum, 398 



sturionis, 399 



tristephanum, 395 

 Sterrhurus fusiformis, 426, 429, 449 

 Stichostemma ascensoriatum, 308 

 Stichostemma rubrum, 308 

 Strombiformis healeyi, 195, 210 

 Strong, A. M., and Hertlein, Leo 



George, Marine Mollusks from 



Panama Collected by the Allan 



Hancock Expedition to the Gala- 

 pagos Islands, 1931-1932, 177-246 

 Succinea globispira, 129 

 Symphurus atramentatus, 404, 451, 484 

 Syncoeliidae, 440 

 Taeniosoma mexicana, 261 



princeps, 262 



punnetti, 262 

 Tegorhynchus, 505 



brevis, 506 



pectinarius, 506, 520 

 Teinostoma hemphilli, 233, 244 



oschneri, 233, 244 

 Telolecithus pugetensis, 407 



tropicus, 406, 484 

 Teloporiinae, 98 

 Terebra (Strioterebra) raontijoensis, 



192 

 Tergestia acanthocephala, 409 



acanthogobii, 409 



laticollis, 408,409,446 



pectinata, 409, 410 



priacanthi, 409 

 Tetrastemma, 303 



aberrans, 304, 305 



albidum, 294 



bicolor, 305 



bilineatum, 304 



caecum, 304 i 



Tetrastemma candidum, 305 ' 



dorsale, 294 



dorsalis, 294 



