334 



RISSOID^. 



fulgida, Adams. 

 pulcherrima, Jeffr. 



Species of Setia. 



soluta, I'hil. 



Genus CINGULA, Fleming. 



Opercular lobe and caudal cirrhus indistinct or rudi- 

 mentary. 



Operculum ovate, simple, subspiral. 



Shell thin, elevately conical, smooth or transversely 

 striated, variegated or banded, whorls flat ; aperture pyri- 

 form or oval ; outer lip straight, thin, acute, not reflexed, 

 or furnished with a marginal varix. 



Si/u. Sabinsea, Leach. 



Ex. C. cingillus, Montagu, pi. 35, fig. 8. Operculum, 

 C. cingillus, fig. 8, a, 8, h. Shell, C. cingillus, fig. 8, c. 



Species of Gingula. 



areuaria, Migh, and Adams. 

 cingillus, Mont. 

 concinna, C. B. Adams. 

 conica, C. B. Adams. 

 eburnea, Stimp. 

 incouspicua, C. B. Adams, 

 interrupta, Adams. 

 Isevis, Dekay. 

 latior, Migh. and Adams. 

 minuta, Gould. 

 inoclesta, H. C. Lea. 

 nigra, Krauss. 



paupercula, C. B. Adams. 

 porifera, Loven. 

 punctura, Mont. 

 Sarsii, Loven. 

 saxicola, C. B. Adams. 

 semicostata, Migh. and 



Adams. 

 semistriata, Mont. 

 solida, C. B. Adams. 

 terebellum, C. B. Adams. 

 turrita, C. B. Adams. 

 vuiifasciata, Mont. 



