336 



BIBLIOGRArHY OP 



119 Helix thyroidus Say. 

 119 alternata Say. 



119 Planorbis trivolvis Say. 

 119 campanulatus Say. 



119 Fhysa heterostropha Say. 



119 Lymnaea columella Say. 



119 Paludina decisa Say. 



119 Natica heros Say. 

 119 triseriata Say. 



119 Turbo palliatus '3ay. 

 119 vestitus Say. 



119 Fusus corneus Say. 

 119 decemcostatus Say. 



119 Islandicus Martini. 



119 Purpura lapillus Lam. 



119 Buccinum undatum Linn. 



119 Nassa obsoleta *Sa^. 

 119 trivittata Say. 



PoHVtales. — ISTotes on Specimens of the Bottom of the Ocean 

 brought up in recent Explorations of the Gulf Stream, in con- 

 nection with the Coast Survey: by L. F. Pourtales, Assistant. 

 (From Proc. Amer. Assoc. Advanc. Sci., for 1853, page 181. 

 Cambridge, 1856.) 



Page. Name. Locality. 



183 Spirialis Gouldii. Lat. 30° 50'; long. 78° 49'. 



[This is the only specific name of MoUusca given. — W. Gr. B.] 



Thomas. — Indications of Weather as shown in Animals and 

 Plants : by W. H. B. Thomas, of Philadelphia. (From same 

 as last, p. 119.) Notes on — 



Page. 





120 



Helix alternata. 



120 



arborea. 



120 



indentata. 



120 



Ruderati. 



120 



minuta. 



120 



clausa. 



120 



ligera. 



120 



Pennsylvanica 



120 



elevata. 



120 



solitaria. 



120 



zaleta. 



120 



Helix thyroidus 



121 



solitaria. 



121 



zaleta. 



121 



albolabris. 



121 



thyroidus. 



121 



appressa. 



121 



tridentata. 



121 



fallax. 



121 



psiliata. 



121 



hirsuta. 



©P. J. p. Kirtland. — (Silliman's Journal, o. s., vol. xxxi, 

 No. 1, p. 200. January, 1837.) Notes on— 



Page. 



200 Helix fuliginosa. 



I Page. 



I 200 Helix glaphyra. 



