NORTH AMERICAN CONCHOLOGY. 



355 



[Boston Journal of Natural History — continued. 1 



Oct 



vi 



Xll 



xii 



xii 

 xii 

 xii 

 xii 

 xii 

 xii 

 xii 



xiv 

 xiv 

 xiv 



xiv 

 xiv 

 xiv 



xiv 

 xiv 

 xiv 

 xiv 

 xiv 

 xiv 



xiv 

 xiv 

 xiv 

 xiv 

 xiv 

 xiv 

 xiv 

 xiv 

 xiv 

 xiv 

 xv 



XV 

 XV 



Fig. 



13-15 

 19-21 

 21-23 



24-25 



1 



5-7 



5-7 

 8-10 

 11-13 

 14-16 

 17-19 

 20-22 

 23-25 



9 



4 



17 



10 

 19 



11 



12 

 15 

 16 

 14 

 13 

 18 

 20 

 21 

 23 

 22 

 1 



Name. 



Locality. 



Pisidium compressum Prime. Mass.,Me.,N.Y 



rotundatum Prime. 

 tenellum Gould. 



P. rubellum Prime, 

 obscurum Prime. 

 abditum Raid. 



minus Stimpson. 



Cyclas minor Ad. et Migli. 

 Kurtzii Prime. 

 ferrugineum Prime. 

 regulare Prime. 

 arcuatum Prime (fossil). 

 zonatum Prime. 

 notatum Prime. 

 equilatere Prime. 

 e quale Raf. 



Physemoda equale Raf. 



[A list of known species of Pisidium 

 here follows.— W. G. B.] 



Lake Superior. 

 Lake Superior. 



Ohio. 

 Columbia, Pa. 



Me., Vt., Mass., 

 Conn., N. Y. 

 Charleston, S.C. 

 Mass., N. Y. 

 Miami canal, 0. 

 Brattleboro'jVt. 

 Greenwich, N Y. 

 Greenwich, N Y. 

 Me.,Mass.,N.Y. 

 Ohio. 



and their localities 



CirOUld. — Descriptions of Shells from the Gulf 

 of California and the Pacific Coasts of Mexico 

 and California: by Augustus A. Gould, M. D. 

 Bulimus vesicalis Gould. |Lower Califor'a. 



vegetus Gould. San Juan, G. of 



excelsus Gould. Califor'a. [Cal. 



[ B. e/atus in pi.— W. G. B. ] ! 

 Acmasa paleacea Gould. Santa Barbara. 



Crepidula explanata Gould. Monterey, L.Ca. 

 Bulla (Akera) culcitella Gld. Santa Barbara. 

 (Tornatina) cerealis Gld. Santa Barbara. 

 Physa alata Gould. Lower Califor'a. 



Sigaretus debilis Gould. La Paz, G. of C. 



Narica ovoidea Gould. Maz'lan(bou't;. 



Terebra arguta Gould. 

 Trochus marcidus Gould. Monterey. 



picoides. [Gould. 



(Monodonta) pyriformis San Diego. 

 Acapulco. 

 Santa Barbara. 

 Santa Barbara. 

 Santa Barbara. 

 Mazatlan. 

 Mazatlan. 

 Santa Barbara. 

 Santa Barbara. 

 Santa Barbara. 

 Mazatlan. 



Guaymas. 

 Santa Barbara. 

 Mazatlan. 

 La Paz, L. Cal. 



Modulus dorsuosus Gould. 

 Chemnitzia tenuicula Gould. 



torquata Gould. 

 Odostomia gravida Gould. 



achates Gould. 

 Fusus ambustus Gould. 

 Erato leucophaea Gould. 

 Conus ravus Gould. 



comptus Gould. 



pusillus Gould. 

 Pholas ovidea Gould. 

 Petricola bulbosa Gould. 

 Osteodesma nitidum Gould. 

 Lutraria ventricosa Gould. 



undulata Gould. 



