Moll use A of porto rico. 
501 
Systematic catalogue of the mollushs of Porto Rico — Continued. 
Genus Pupoides Pfeiffer. 
Puqmides margin atm Say. 
Genus Vertigo Muller. 
Vertigo hexodon C. B. Adams. 
(Heterurethra. ) 
Elasmognatha. 
Family Succineiile. 
Genus Succinea Draparnaud. 
Succinea hyalina Shuttleworth. 
Succinea approximans Shuttleworth. 
Succinea riisei Pfeiffer. 
(SlGMURETHRA.) 
Aulacopoda. 
Family Zonitiile. 
Genus Vitrea Fitzinger. 
Vitrea insecta von Martens. 
Vitrea bryodes Shuttleworth. 
Genus Zonitoides Lehmann. 
Zonitoides minusculus Binney. 
Genus Guppy a Morch. 
Guppy a gundlachi Pfeiffer. 
( Agnathomorpha. ) 
Family Glandinitle. 
Genus Glandina Schumacher. 
Glandina portoricensis Pfeiffer. 
Glandina terebreeformis Shuttleworth. 
Glandina, sulculosa Shuttleworth. 
Glandina interrupta Shuttleworth. 
Glandina glabra Pfeiffer. 
Family Circinariidje. 
Genus Circinaria Beck. 
Oircinaria concolor Ferussac. 
(Holopoda.) 
Family Stenogyriile. 
Genus Leptinaria Beck. 
Leptinaria antillarum Shuttleworth. 
Leptinaria stylodon Shuttleworth. 
Leptinaria opalescens Shuttleworth. 
Genus Stenogyra Shuttleworth. 
Stenogyra terebraster Lamarck. 
Stenogyra swiftiana Pfeiffer. 
Genus Opeas Albers. 
Opeas subula Pfeiffer. 
Opeas micrus d’Orbigny. 
Opeas margaritaceus Shuttleworth. 
Opeas alabastrinus Shuttleworth. 
Opeas gompharium Shuttleworth. 
Opeas goodallii Miller. 
Genus Subulina Beck. 
Subulina octona Bruguiere. 
Subulina, acicularis Shuttleworth. 
Genus Spiraxis C. B. Adams. 
Spiraxis paludinoides d’Orl )igny. 
Genus Pseudobalea Shuttleworth. 
Pseudobalea dominicensis Pfeiffer. 
Family Clausiliidte. 
Genus Clausilia Draparnaud. 
Olausilia b icanaliculata F erussac. 
Family Urocoptidje. 
Genus Pineria Poey. 
Pineria viequensis Pfeiffer. 
Genus Cerion Bolten. 
Subgenus Strophiops Dali. 
Cerion crassilabre Sowerby. 
Cerion striatellum (Ferussac) Guerin. 
Cerion microstoma Pfeiffer. 
Genus Macroceramus Guilding. 
Macroceram us microdon Pfeiffer. 
Macroceramus shuttleworthi von Martens. 
Macroceramus johemnis Pfeiffer. 
Genus Brachypodella Beck. 
Brachypodella pallida Guilding. 
Brachypodella portoricensis Pf ei ffer. 
Brachypodella riisei Pfeiffer. 
Family Bulimui.id^e. 
Subfamily AMPHiBULiMiNiE. 
Genus Simpulopsis Beck. 
Subgenus Platysuccinea Ancey. 
Simpulopsis portoricensis Shuttleworth. 
Simpulopsis psidii von Martens. 
Genus G^eotis Shuttleworth. 
Gceotis nigrolineata Shuttleworth. 
Gceotis fiavolineata . Sh uttleworth. 
Gceotis malleata Pilsbry. 
Gceotis albopunctxdata Shuttleworth. 
