16 BULLETIN OF THE 



Family NASSID^E. 



Genus NASSA Lamabck. 



Nassa ambigua Montagu. 



Nassa consensa Ravenel. 



Nassa Hotessieri Orbigny. 



Nassa scissurata Dall. 



Nassa scissurata var. jpernitida Dall. 



Family COLUMBELLIDtE. 

 Genus COLUMBELLA Lamarck. 



Columbella rusticoides Heilprin.* 

 Columbella mercatoria Lamarck. 



Subgenus EUPLICA Dall. 

 Euplica turturina Duclos.* 



Subgenus ANACHIS H. & A. Adams. 

 Anachis avara Say.* 

 Anachis avara var. semiplicata Stearns.* 

 Anachis avara var. translirata Ravenel* 

 Anachis avara var. siviilis Ravenel.* 

 Anachis catenata Sowerby. 

 Anachis haliaeti Jeffreys.* 

 Anachis albella C. B. Adams.* 

 Anachis albella var. samanensis Dall.* 

 Anachis pulchella Kiener* 

 Anachis obesa C. B. Adams. 

 Anachis obesa var. ostreicola Melvill.* 

 Anachis Hotessieriana Orbigny.* 

 Anachis amphissella Dall. 



Subgenus NITIDELLA Swainson. 



Nitidella nitidula Sowerby .* 



Nitidella moleculina Duclos var. dicomata Dall.* 



Subgenus ASTYRIS Adams. 



Astyris lunata Say.* 

 Astyris Raveneli Dall.* 

 Astyris multilineata Dall * 

 Astyris rosacea Gould.* 

 Astyris fusiformis Orbigny.* 



January 2, 1889. 



