SECTION B.] NORTH AMERICAN CONCHOLOGY. 



49T 



[Contributions to Conchology. ] 

 Page. 

 55 Mangelia dubia (Pleuro- 



toma) Ad. 

 55 multilineata (Pleuroto- 



ma) Ad. [Ad. 

 55 trilineata (Pleurotoma) 

 55 candidissima (Pleuro- 

 toma) Ad. 



Page. 

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55 



Buccinum concinnum Ad. = 



Columbella. 

 Columhella purpurascens Ad. = 

 C. dormitor Sowh. 

 Buccinum obesum Ad. = Co- 

 lumbella. 



Note on — 



55 Geomelania Jamaicensis Pfr. 



56 Descriptions of supposed new species 



Jamaica: hy Prof. C. B. Adams. 



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Marginalia nivea Ad. 



alba Ad. 



abbreviata Ad. 



fluctuata Ad. 

 Mitra monilifera Ad. 



albicostata Ad. 

 Columbella fenestrata Ad. 



costulata Ad. 

 Terebra Jamaicensis Ad. 

 Purpura aberrans Ad. 

 Conus armillatus Ad. 

 Triton parvus Ad. 



pulchellus Ad. 

 Murex intermedins Ad. 



pauperculus ^1(/. 

 Fusus nitens Ad. 

 Pleurotoma augustae Ad. 



Jayana Ad. 



solida Ad. 



fuscocincta Ad. 



maculata Ad. 



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of Marine Sliells wliiclL inhabit 



Pleurotoma diminuta Ad. 



P. quadrata Rve ? 



decorata Ad. 



albella Ad. 



pygmaea Ad, 



flavocincta Ad. 



no data Ad. 



quadrilineata Ad. 



fusiformis Ad. 

 Mangelia densestriata Ad. 



muricoides Ad. 



biconica Ad. 



lanceolata Ad. 



crassicostata Ad. 



brevis Ad. 



vicina Ad. 

 Scalaria ligata Ad. 

 Phasianella affinis Ad. 



brevis Ad. 



tesselata Ad. 



concolor Ad. 



No. 5. 



Feb. 18J0. 



69 Description.^ of supposed new species of Marine Shells which inhabit 

 J.jin.aiua: by Prof. C. B. Adams. 



69 Phasianella concinna Ad. 



69 Trochus pulcher Ad. 



70 Cingula (?) concinna Ad. 

 70 ('>) BoliAa. Ad. 



70 (?) conica Ad. 

 32 



71 Litiopa eflusa Ad. 

 71 obesa Ad. 



71 Littorina Jamaicensis Ad. 



72 Chemnitzia latior Ad. 

 72 puncta Ad. 



