NORTH AMERICAN CONCHOLOGT. 



259 



[Annals of Nat. Hist.] 

 Vol. Page. 



iss:. 

 vii 69 A. Adams.— (From P. Z. S.) 



vu 



69 



Sangmnolaria tellinoides A, Ad. Gulf of California. 



vii 138 



vii 



138 



vii 



138 



vii 



138 



vii 



138 



vii 



138 



vii 



138 



vii 



138 



vii 



138 



vii 



138 



VI 1 



vii 



147 



147 

 224 



241 



J. E. Gray.— (From P. Z. S.) 



Chrysodomus heros Gray. 

 Saxicava arctica. 

 Hiatella arctica. 

 Mya truncata 

 Glycimeris siliqua. 

 Cardium GrcEnlandicum. 

 Crassina semisulcataLeacAnot 

 Buccinum glaciale. 

 Natica ampullaria ? 



A. Adams.— (From P. Z. S.) 



Cumingia similis A. Ad. 

 Gena varia ^1. Ad. 



Arctic 

 Mouth 

 Mouth 

 Mouth 

 Mouth 

 Mouth 

 il/u/.Mouth 

 Mouth 

 Mouth 



Ocean. 



of Mackenzie r. 

 of Mackenzie r. 

 of Mackenzie r. 

 of Mackenzie r. 

 of Mackenzie r. 

 of Mackenzie r. 

 of Mackenzie r. 

 of Mackenzie r. 



N. W. C. of America. 

 Acapulco, &c. 



Reeve. — On the geographical distribution of the Bulimi, 

 &c. : by LovELL Reeve. 



333 Forlbes.- (From P. Z. S.) 



Helix Townsendiana. 

 Nuttalliana. 

 Columbiana, 

 aspersa. 

 Pandorae Forbes. 

 Kelletti Forbes. 

 vellicata Forbcx. 

 vii 336 Succinea cingulata Forbes. 



vii 



333 



vii 



333 



vii 



333 



vii 



334 



vii 



335 



vii 



335 



vii 



335 



Columbia river. 

 Columbia river. 

 Columbia river. 

 Santa Barbara. 

 Strs.de Juan del Fuaco. 



Panama ? 

 Mazatlan. 



J. E. Gray. 



viii 385 Navea subglobosa Gray. California. 



A. Adams.- (From P. Z. S.) 



viii 498 Modulus lenticularis Ch. Mexico. 



2'rochtis lenticularis Ch. 

 modulus Linn, 

 viii 498 carchedonicus Lam. California. 



Monodonta cnrrhe.donicus Lam. 

 Sayii Nutt. 



