Natica. 



133 



Cepatia Glray. 



2454 1 cepacea Lam. 

 Ceriiia Crpay. 



2455 1* fluctuata Sow. 

 N. imperforata Jay. 



2456 1 — 

 liunatla Oray. 



2457 1 monilifera Lam. 



2458 2* triserialis Say. c. op. 



2459 1* borealis Gray. c. op. 

 N. gronlandica Bk. 



2460 2 nana iMoU. (1. c. op.) 



2461 2* canaliculata Gould. 

 N. suturalis Gray. 



N. cornea Moll. 

 Amaura Moll. 



2462 l*Tandida" Moll. 



Trlb. "Z. IVatlcldae. 



matlca liam. 



(Stigmaulax n.) 



2463 2 sulcata Born. 



N. rugosa Gm. 

 N. costata Mke. 



2464 2 rugosa Ch. 



N. caneellata Gm. 

 (Cochlis Bolt.) 



2465 6* vittata Gm. 



N. parva Ch. 1917, 18. 

 N. Valenciennesii Payr, 



2466 2 (major.) 



2467 1 epiglottina Lam, 



Grignon f. 

 Ind. or. 



M. germ. 

 Am. bor. 

 Gronland. 



Antill. 



M. med. 



Grignon t» 



