NORTH AMERICAN CONCHOLOGT. 



119 



[Pfeiffer, Monographia, Helic. Vivent.] 



Page. 





Page 



467 



*Bulimus vesicalis Gld. 



California. 



577 



468 



Hegewischi Pfr. 



577 



471 



livescens Pfr. 





472 



Ziegleri Pfr. [Carp. 



578 





Orthalicus Ziegleri 



578 



476 



Mariae Alb. Texas. 







B. dealbatus (var.) Bin. 



578 



476 



lactarius Mke. 







B. dealbatus (var.) Bin. 



578 





alternatus Say ? 



579 



477 



Schiedeanus Pfr. 







B. xanthostomusWiegra. 



579 





candidissimus Nyst. 



579 





dealbatits (var.) Bin. 



579 



477 



dealbatus Say. 

 II. dealbata Say. 



580 



482 



elongatus Bolt. 



580 





B. multilineatusSa,y,&C. 



588 



482 



*Huniboldti Rve. 

 B. Mexicanus Val. 

 primidaris Rve. 





483 



Californicus Rve. 





486 



Gruneri Pfr. 



589 



497 



alternatus Sai/. [Binn. 

 B. dealbatus Say (var.) 





497 



Emeus Say. 





504 



coriaceus Pfr. 



Cordova, Vera Cruz. 



589 



506 



vermetus Amh. 



589 



574 



Spiraxis acus Shuttl. 



604 



574 



*euptycta Pfr. Chiapa. 





576 



*Shuttle worth! Pfr. 



Chiapa, &c. 





576 



nigricans Pfr. 



Achdtina nigricans Pfr. 





576 



mitraeformis Shuttl. 

 Olandina mitrarformis 





577 



lurida Shuttl. [Shuttl. 

 (llandina lurida Shuttl. 





577 



irrigua Shuttl. 



(ilandiiia irrigua Shut. 





577 



*turgidula Pfr. 



Cordova, Vera Cruz. 





Spiralis streptostyla Pfr. 



Achatina streptostyla 



coniformis Shuttl. [Pfr. 



Glandina coniformisSh, 



flavescens Sh. (^Gland.) 



lymneiformis Shuttl. 



(Gland.) 

 *auriculacea Pfr. 



Cordova, Vera Cruz. 

 *biconica Pfr. Chiapa. 

 physodes Shuttl. {Ach. 

 Gland.) 

 *catenata Pfr. Chiapa. 

 *oblonga Pfr. Chiapa. 

 *parvula Pfr. Chiapa. 

 Nicoleti Shuttl. 



Achatina Nicoleti Pfr. 

 *dubia Pfr. Chiapa. 

 *Orthalicus zebra Mull. 



Buccinum zebra Mull. 

 Bulla zebra Gmel. 

 Helix undataFer. [Rve. 

 Bulimus zebra (var.) 

 undatus Brug. Mexico, 

 Zebra Mulleri Ch. [&c. 

 Helix undata Per. 

 Bulimus zebra Pfr. 

 *longu3 Pfr. 



Bulimus zebra B Pfr. 

 ^livens Beck. Mexico. 

 Achatina fasciata Mull. 

 Buccinum fasciatum 



Miill. 

 Bulla fasciata Ch. 



virginea B Linn. 

 Bulimus vexillum Brug. 

 Helix vexillum Per. 

 A. vexillum Lam. 



lincata Val. 

 Bulimus fasciatus Binn. 

 A. murrea Rve. 

 crenata Swains. 

 Anais Lesson. 

 Bidimus zebra Orb. 



