52 



BIBLIOGRAPHY OF 



Page. 



29 Cyclas Car oliniana Bos., Lam. 



( Cyrena Say.) 

 29 dubia Say. 

 29 edentula Say. 

 29 transversa .Say. 

 29 triangularis Say. (Mexique.) 



29 Cyclas hammalis Raf. 



(Corbicula.) 

 29 staminea C'onr. 

 29 Tremesia patelloides Raf. 

 29 Rangia cyrenoides Desm. 

 Gnathodon Gray. 



Jay. — A Catalogue of Recent Shells, with descriptions of new 

 or rare species, in the collection of John C. Jay, M. D. Illus- 

 trated by 4 plates. Second edition. New York, 1836: 8vo. 

 pp. 87. 

 [Vide fourth edition of the same.] 



4 on thou v. — Description of New Species of Mollusca and 

 Shells found in Massachusetts Bay : by Joseph P. Couthouy. 

 From the Bost. Journ. Nat. Hist., vol. ii. (American Journal 

 of Science and Arts, 0. S., vol. xxxiv, No. 1, July, 1838, pp. 

 216-219.) 



Bulla triticea Couth. 

 Natica consolidata Couth. 

 Oxinoe? glabra Couth. 

 Jaminia exigua Couth. 

 Scalaria subulata Couth. 



Novangliae Couth. 

 Turbo incarnatus Couth. 



cinereus Couth. 



obscurus Couth. 

 Pyramis striatulus Couth. 

 Turritella erosa Couth. 

 Pleurotoma bicarinataCou. 

 Cancellaria buccinoides C. 

 Fusus harpularius Couth. 



pleurotomarius Couth. 

 Trichotropis costellatus C. 



tea. — A Synopsis of the Family of Naiades: by Isaac Lea. 

 Philadelphia: Carey, Lea & Blanchard, 1836. 8vo. pp. 62. 

 With a plate of TJnlo spinosus Lea. 



[Vide third edition.] 



