NORTH AMERICAN CONCHOLOGY. 



225 



Plate. Ifame. 



272 Helicina flavida Mke. 



H. Ambeliana Boissj. 

 trossula Morelet. 

 282 Lindeni Pfr. 



292 concentrica Pfr. 



Locality. 

 Cuba, Mexico, Guate- 

 [mala. 



Tapinapa, Mex. 

 Mexico, &c. 



Deshayes. — Catalogue of the Conchifera or Bivalve Shells in 

 the Collection of the British Museum. Part I. Veneridse, 

 Cyprinidae and Glauconomidse : by Gr. P. Deshayes. London, 

 1853. 



Page. Name. 



6 Dosinia concentrica Rve. 



Peclunculus fusciatus List. 

 Venus concentrica Bom. 

 Diconcha umbilicata Klein. 

 Tellina lentiformis Gron. 

 Ci/therea concentrica Lam. 

 Artemis concentrica Gray. 



7 ponderosa. 



Artemis ponderosa Gray. 

 Cytherea gigantea Sowb. 

 Artemis gigantea Phil. 

 Venus cycloides D'Orb. 



8 Dunkeri. 



Artemis Dunkeri Phil. 

 10 discus. 



Artemis discus Rve. 

 29 elegans. 



Artemis elegans Conr. 

 32 Cyclina saccata. 



Artemis saccata Gould. 

 46 Trigona crassatelloides Conr. 



Cijlherea crassatelloides Hani. 



49 intermedia. 



Cytherea intermedia Sowb. 



50 aequilatera. 



Cytherea aequilatera Desh. 



51 radiata. 



Cytherea radiata Sowb. 

 Venus Solangensis D'Orb. 

 T. Byronensis Gray. 



Locality. 

 Tampa Bay, in Cen- 

 [tral America. 



California. 



Mazatlan, &c. 

 South Carolina. 

 Tampa Bay. 

 Mexican Sea. 

 Gulf of California. 

 Gulf of California. 

 Bern Bias, Mex. Sea. 

 California, .&c. 



