55 PILSBRY AND VANATTA 



Trivia galapagensis Melv., Galapagos, locality unspecified. 

 Trivia pacifica Gray, Galapagos, locality unspecified. 



Family Cassididae. 

 Cassis tenuis Gray, Iguana Cove, Albemarle ; Narboro. 

 Lambidium tuberculosum Sowb., between Tagus Cove and Narboro. 



Family Aquillidae. 



Aquillus lineatus Brod., Tagus Cove, Albemarle. 

 Aquillus vestitus Hinds., Tagus Cove, Albemarle. 



I 



Family Coralliophilidae. 



Coralliophila californica A. Ad., Tagus Cove, Albemarle. 

 Coralliophila callaoensis Gray, Tagus and Iguana Coves, Albemarle. 



Family Muricidae. 



Monoceros grande Gray, east side of Narboro ; Tagus and Iguana 

 Coves and Point Christopher, Albemarle. 



Purpura columellaris Lam., Iguana Cove and Point Christopher, 

 Albemarle ; Culpepper. 



Purpura melones Duel., Iguana Cove, Albemarle; Wenman; Cul- 

 pepper; Narboro. 



Purpura patula L., Tagus and Iguana Coves and Point Christo- 

 pher, Albemarle ; Culpepper ; Wenman. 



Purpura planospira L., Iguana Cove, Albemarle; Culpepper; 

 Wenman. 



Murex dipsacus Brod., Tagus Cove, Albemarle. 



Murex princeps Brod., Iguana Cove and Point Christopher, Albe- 

 marle ; Narboro. 



Family Columbellidae.' 

 Columbella atramentaria Sowb., Iguana Cove, Albemarle. 

 Columbella castanea Sowb., Iguana and Tagus Coves, Albemarle; 

 Narboro. 



Columbella cribraria Lam., Iguana Cove, Albemarle; Narboro. 

 Columbella fuscata Sowb., Iguana Cove, Albemarle; Narboro. 

 Columbella haemastoma Sowb., Iguana Cove, Albemarle. 

 Columbella lanceolata Sowb., Tagus Cove, Albemarle. 



Family Nassidae. 

 Nassa angulifera A. Ad., Tagus Cove, Albemarle; Narboro. 



