228 



BIBLIOGRAPHY OF 



Page. 



47 Anodonta Californiensis 



Lea. 



(Xon-Symphynote.) 

 (b. Smooth.) 



49 Oregonensis Lea. 



A. cognata Gould. 

 49 Pepiniana Lea. 



49 fragilis Lam. 



49 Footiana Lea. 



49 undulata Say. 



Anodon rugosus Swain. 



Anodonta Pennsylvanica 

 Lam. 



Unio undulata Desli. 



Alas, marginata Kiist. 



Strophitus undulatus Stim. 

 49 "Wardiana Lea. 



A. virgata Conrad. 



49 edentula Lea. 



Alas, edentula Say. 

 An. areolatus Swain. 

 unadilla De Kay, 



50 pavonia Lea. 



50 Ferussaciana Lea. 



Alas. Ferussaciana Kiist. 

 50 denigrata Lea. 



50 oblita Lea. 



50 argentea Lea. 



50 ferruginea Lea. 



50 salmonia Lea. 



50 irabecilis Say. 



A. incerta Lea. 

 50 implicata Say. 



A. Newtonensis Lea. 

 excurvata De Kay. 



Page. 



50 Anodonta fluviatilis Lea. 

 Myt. Jluuiatilis DilL 

 illitus Soland ? 

 A. cataracta Say. 

 marginata Say. 

 teres Conrad. 

 Unio cataracta Desh.. 

 50 opaca Lea. 



50 Arkansensis Lea, 



50 glauca Valen. 



A, glauca Lam. 

 ovatus Swain. 

 50 ovata Lea. 



50 plana Lea. 



A. declivis Conrad. 

 50 decora Lea. 



50 Harpethensis Lea. 



50 gigantea Lea. 



50 subvexa Conrad. 



51 Ste-vcartiana Lea. 

 51 virens Lea. 



51 gibbosa Say. 



A. injlata Major Leconte's 

 cabinet. 

 51 Couperiana Lea. 



51 grandis Say. 



A. corpulenta Coop. 

 51 tetragona Lea, 



51 Shaefferiana Lea. 



51 suborbiculata Say. 



51 Linnaeana Lea. 



51 cylindracea Lea. 



51 subcylindraoea Lea. 



51 Buchanensis Lea. 



52 angulata Lea, 



A. feminalis. 



[I presume tlie following to be tlie only American species in the list of 

 those unknown to the author. — W. G. B.] 



Page. 



53 Anodonta impura Say, 



53 lugubris Say. 



Page. 



53 Anodonta plaoitus Hald. 



