NORTH AMERICAN CONCHOLOGY. 



211 



Page. I^ame. 



466 Pisidium abditum Hald. 



463 altile Anthony. 



466 compressum Prime, 



465 variabile Prime, 



466 ventricosum Prime, 

 455 Venus astartoides Bech. 

 466 Manhattensis Prime. 



468 Dentalium striolatum Stimpson. 



469 Bulla amygdalus List. 



B. striata Brug. 

 469 canaliculata Say, 



Subgenus Tornatina. 



var. Bullina canaliculata Say. 



Volvaria canaliculata Say. 

 469 corticata Moll. 



Subgenus Cylichna. 



469 debilis Gould. 



Subgenus Aplustru7n. 



470 formosa Stimpson. 



Philine formosa Stimpson. 

 470 Gouldii Couth. 



Subgenus Aplustrum, 

 470 insculpta Totten. 



Subgenus Haminea. 



B. solitaria Say. 



var. B. Reinhardi Holb. 

 470 lignaria Linn, (var.) 



Subgenus Scaphander. 

 470 nebulosa Gould (var.) 



470 obatricta Gould. 



Subgenus Tornatina. 

 470 oryza Totten. 



Subgenus Uaininea. 



470 pertenuis M^ighels. 



471 triticea Couth. 



Subgenus Cylichna. 

 471 virescens Sowerby. 



Subgenus Ilaminea. 

 471 Helix exigua Stimpson. 

 473 Succinea obliqua Say. 



473 Texasiana Pfr. 



4l14c Planorbis multivolvia Case. 



474 Physa vinosa Gould. 



474 Melania brevi-spira Anthony. 



474 monilifera Anthony. 



475 Odostomia insculpta De Kay. 



Locality. 



Pennsylvania. 



Ohio.^ 



Massachusetts. 



Massachusetts. 



Massachusetts. 



Greenland. 



New York. 



Maine. 



Gulf of Mexico. 



New Bedford. 



Greenland. 



Boston bay. 



Massachusetts. 



Boston bay. 



Rye, New York. 



Maryland. 



North America. 



B'ks of Newfoundland. 



Gulf of California. 

 Boston bay. 



Massachusetts. 



Cape Cod. 

 Boston bay. 



California. 



Boston. 



New York. 



Galveston. 



Michigan, 



Lake Superior. 



Ohio. 



Georgia. 



New York bay. 



