504 
BULLETIN OF THE UNITED STATES FISH COMMISSION. 
Systematic catalogue of the molluslcs of Porto Rico — Continued. 
Subgenus Latirus s. s. 
Latirus brevicaudatus Reeve. 
Latirus infundibulum, Gmelin. 
Family BucciNiDiE. 
Genus Pisania Bivona. 
Pisania pusio Linnaeus. 
Genus Tritonidea Swainson. 
Tritonidea tincta Conrad. 
Tritonidea tincta var. bermudensis Dali. 
Tritonidea auritula Link. 
Tritonidea ofbignyi Payraudeau. 
Genus Nassarina Dali. 
Nassarina glypta Bush. 
Nassarina metabrunnea Dali & Simpson. 
Genus Phos Montfort. 
Phos cam del d’Orbigny. 
Phos parvus C. B. Adams. 
Phos oxyglyptus Dali & Simpson. 
Genus Strongylocera Morch. 
Strongylocera unicincta Say. 
Genus Engina Gray. 
Engina turbinella Kiener. 
Family N assure. 
Genus Nassa Lamarck. 
Nassa vibex Say. 
Nassa ambigua Montagu. 
Nassa hotessieri d’Orbigny, 
Family Columbellida^. 
Genus Columbella Lamarck. 
Subgenus Columbella s. s. 
Columbella . mercatoria (Linnaeus) Lam. 
Subgenus Anachis H. & A. Adams. 
Columbella pulchella Kiener. 
Columbella, iontha Ravenel. 
Columbella catenata Sowerby. 
Columbella obesa C. B. Adams. 
Columbella calliglypta Dali & Simpson. 
Subgenus Astyris H. & A. Adams. 
Columbella duclosia/na d’Orbigny. 
Columbella perpicta Dali & Simpson. 
Genus Nitidella Swainson. 
Nitidella nitidula Linnaeus. 
Nitidella laevigata Linnaeus. 
Nitidella cribraria Lamarck. 
Genus Pyrene Bolten. 
Pyrene ovulata Lamarck. 
Family Muriciile. 
Subfamily Muricinte. 
Genus Murex Linnaeus. 
Subgenus Murex s. s. 
Murex messorius Sowerby. 
Murex antillarurn Hinds. 
Subgenus Chicoreus Montfort. 
? Murex rufus Lamarck. 
Murex brevifrons Lamarck. 
Subgenus Phyllonotus Swainson. 
Murex pomum Gmelin. 
Murex micromeris Dali. 
Subgenus Favartia Jousseaume. 
Murex celhdosus Conrad. 
Murex intermedins C. B. Adams. 
Genus Muricidea (Swainson) Morch. 
Subgenus Muricidea s. s. 
Muricidea hexagona Lamarck. 
Subgenus Pseudoneptunea Kobelt. 
Muricidea multangula Philippi. 
Genus Aspella Morch. 
Aspella scalaroides Blainville. 
Subfamily Purpurtnte. 
Genus Purpura Bruguiere. 
Purpura patula Linnaeus. 
Purpura hcernastom a var. vndata Lam. 
Purpura hcemastoma var. floridana Con- 
rad. 
Purpura trinitatensis Guppy. 
Purpura deltoidea Lamarck. 
Genus Sistrum Montfort. 
Sistrurn nodulosum C. B. Adams. 
Family Coralliophilidje. 
Genus Coralliophila FI. & A. Adams. 
Coralliophila abbreviata Lamarck. 
