26 BULLETIN OF THE 



Family AMALTHEID^. 



Genus AMALTHEA Schumacher. 

 Amalthea benthophila Dall. 



Family XENOPHORID^. 



Genus XENOPHORA G. Fischeb. 

 Section XENOPHORA s. 8. 

 Xenophora conchyliophora Born. 



Section TUGURIUM P. Fischer. 

 Xenophora caribaea Petit. 



Family NATICID^E. 



Genus NATICA Lamarck. 

 Section COCHLIS Morch. 

 Natica maroccana Dillwyn.* 

 Natica livida Pfr. 



Section NATICA s. s. 

 Natica canrena Lamarck.* 

 Natica castrensis Dall. 

 Natica perlineata Dall. 



Subgenus NEVEMTA Risso. 

 Section PAYRAUDEAUTIA B. D. & D. 

 Neverita nubila Dall. 



Subgenus LUNATIA Gray. 



Lunatia tenuis Recluz. 

 Lunatia leptalea Watson. 

 Lunatia fringilla Dall. 

 Lunatia fringilla var. perla Dall. 



Subgenus POLYNICES Montfort. 

 Polynices uberina Orbigny. 



Genus SIGARETUS Lamarck. 

 Sigaretus minor Dall. 



Subgenus EUNATICINA Fischer. 

 Eunaticina carolinensis Dall.* 



Genus GYRODES Conrad. 

 Gyrodes depressa Seguenza.* 



