NORTH AMERICAN CONCHOLOGY. 



11 



XI 



xii 

 xii 

 xii 

 xiii 

 xiv 



Pa. PI. 



36 ix 



39 X 



39 xi 



40 



41. 



41 



43 



46 



50 



53 



53 



53 



54 



56 



59 



60 



61 



63 



64 



65 



66 



66 



67 



67 



71 



XVI 



xix 



XV 



xvi 



xvii 



xvii 



xviii 



xviii 



xix 

 xix 

 xxi 



xxi 



XX 



xix 



Pig. 

 12,13 

 15,16 

 11,12 

 13,14 

 11,12 



7,8 



5,6 

 22,23 



5,6 



7,8 



1 



5 

 22 



6 



5 



5 

 13 



2 



6,7 

 4 

 2 

 12 

 4 



Name. Locality. 



Nassa perpinguis Hinds. Magdalena Bay. 



Columbella carinata Hinds. San Diego, &c. 

 Trichotropis cancellata Hds. Sitka. 

 inermis Hinds. Sitka. 



Cancellaria ventricosa Hinds.SBLn Bias, &c. 



urceoiata Hinds. 



funiculata Hinds. 

 Erato vitellina Hinds. 

 Solarium placentale Hinds. 

 Patella insessa Hinds. 

 Patelloida depicta Hinds. 

 Crepidula solida Hinds. 

 Chiton magdalensis Hinds. 

 Melania occata Hinds. 

 Paludina seminalis Hinds. 

 Pecten floridus Hinds. 



rubidus Hinds. 

 Nucula castrensis Hirids. 



CCBlata Hinds. 



San Bias, &c. 

 Magdalena Bay. 

 Magdalena Bay. 

 Magdalena Bay. 

 San Diego. 

 San Diego. 

 Bodegas, California. 

 Magdalena Bay. 

 Rio Sacramento. 

 Rio Sacramento. 

 San Diego. 



Alashka, N. "W. Coast. 

 Sitka. 

 Bodegas, &c. 



Cytherea crassatelloides Con. San Diego. 



Lucina fenestrata Hinds. 

 Psammobia decora Hinds. 

 Tellina fucata Hinds. 



bodegensis Hinds. 

 Corbula obesa Hinds. 

 Lingula albida Hinds. 



San Bias, &,c. 

 San Diego. 

 Magdalena Bay. 

 Russian Bodegas. 

 San Bias, &c. 

 Magdalena Bay. 



Roemer. — Texas Ton Dr. Ferdinand Roemer, mit eincm 

 naturwissenschafUicbcn Anhange. Boun. Adolph Marcus, 1849. 

 Mollusca, pp. 451-457. 



[The Marine Shells catalogued are from the Island of Galveston — the 

 Land Shells, where no locality is given, are from New Braunfels, on the 

 Guadalupe. The new species are described by PiULiiu'i and Pfeiffee. — 

 W. G. B.] 



Page. 



452 Teredo navalis L. 



452 Pholas costata L. 



452 pusilla L. 



452 Solecurtus Caribseus III. 



452 Lutraria canaliculata S. 



452 Mactra eolidissima Ch. 



452 lateralis .S'. 



2 



Page. 



452 Mactra rostrata Pliil. (n. s.) 



452 Periploma anguliferum Ph. 



452 Pandora trilineata S. 



452 Gnathodon cuneatus Gr. 



452 Amphidesma cequalis S. 



452 orbiculata S. 



452 deforme Phil. (n. s.) 



