156 



BIELI0URAPI1Y OF 



Page. 



xxi Sanguinolaria fusca Say. 



xxi lusoria Say. 



xxi Psammobia Cayennensla 



Lam. 



xxi Tellina maculosa Lam. 

 xxi alternata Say. 



xxi polita Say. 



xxi iris Say. 



xxi tenera Say. 



xxi flexuosa Say. 



xxi brevifrons Say. 



xxi Donax variabilis Say. 



xxii Saxicava distorta Say. 



xxii Petricola pholadiformis 



J, am. 

 xxii dactylus Sowb. 



xxii Lutraria canaliculata Say. 

 xxii lineata S'iy. 



xxii Mactra similis Say. 

 xxii lateralis Say. 



xxii oblongata <Say. 



xxii tellinoides Conr. 



xxii Amphidesma orbiculata S. 

 xxii equalis Say. 



xxii lepida Say. 



xxii punctata Say. 



xxii Mya arenaria L. 



xxii Corbula contracta Say. 



xxii Solen ensis L. 



Page. 



xxii Solen viridis Say. 



xxii Solecurtus caribeeus Lam. 



xxii fragilis Pufr. 



xxii Pholas costata Linn. 



xxii oblongata Say. 



xxii truncata s '"j/. 



xxii semicostata L< a. 



xxii cuneiformis " 



xxii Teredo palniulatus? 



xxii Cliama arcinella Linn. 



xxii Mytilus tulipa Lam. 



xxii plicatula Lam. 



xxii cubitus 



xxii domingensis Lam. 



xxii lateralis Say. 



xxii castanea 



xxii lithophaga Linn. 



xxii candigera Lam. 



xxii attenuata />>//. 



xxii leucopheatus Conr. 



xxii Pinna muricata Y./»>i. 



xxii seminuda Lam. 



xxii Avicula Atlantica Lam. 



xxii Pecten dislocatus s . 



xxii Plicatula cristata Lam. 



xxii Anomia ephippium Linn. 



xxii Ostrea Virginiana / '. 



xxii fundata 



xxii equestris Say. 



'Western Academy. — Catalogue of the TJnios, Alasmo- 

 dontas, and Anodontas of the Ohio River and its Northern 

 Tributaries, adopted by the Western Acad, of Natural Sciences 

 of Cincinnati, January, 1849. 



Page. 

 3 TJnio abruptus Say. 



U. orbiculatus Hild. 

 3 .ZBsopus Gn < n. 



3 alatus Say. 



U. megapte ra Raf. 

 3 anodontoides Lea. 



U. teres / Raf. 



Page. 

 3 TJnio catillus Conr. 



U. coccineusf Hald. 

 Gouldianus Ward 



(white nacre). 

 3 cicatricosus Say. 



U. varicosus Lea. 



