NORTH AMERICAN CONCHOLOGY. 



207 



[Proc. Zool. Soc. London.] 



Duclos, De Joaiiiiis, Feruj-isac, Beck, Deshayes. 



— In the Magasin de Zoologie, &c., par F. E. Guerin, Paris, 

 occur the followine: : — 



1S33. 

 Plate, 

 xxi 

 xxiii 

 xxvii 



1S34. 



liv 



1S35. 

 1836. 



Ixxii 



1840. 



xiv, XV, xvi 



xvii 



xviii 



DuCLOS. 

 Name. Locality. 



Helicina zephyrina Dnci. Mexico. 



Conus hieroglyphus Darl. California? 



Cypraea eglantina Dud. Califoruia ? 



Mouth of St. Lanrence. 



Dk .Toanxis. 



Mesodesma Jauresii De Joan. 



Ferussac. 



Observations, kc, pp. 1-36. (Vide Part I, p. 46.) 



II. Bkck. 



Rostellaria occidentalia Beck. Gulf of St. Lawrence. 



G. P. Deshayes. 

 Pholas Janelli Dish. California. 



California. 

 Califoruia. 



concamerata Desk. 

 Petricola Cordieri Desk. 



