SYSTEMATIC INDEX. 



79 



Triodopaia Rugeli, Shuttl. 



tridentata, Sny. 

 Harfordiana, J. G. Coop. 

 fallax, Say. 

 introferens, Bid. 

 Hopetonensia, Shuttl. 

 Van NoBtrandi, Bid. 

 vultuoaa, Gld. 

 loricata, Gld. 

 Meaodon major, Binn. 



albolabria, Say. 

 diveata, Gld. 

 xnultilineata, Say. 

 Pennaylvanica, Green. 

 Mitchelliana, Lea. 

 elevata, Say. 

 Clarki, Lea. 

 Christyi, Bid. 

 ezoleta, Binn. 

 'Wheatleyi, Bid. 

 dentifera, Binn. 

 Roemeri, Pfr. 

 "Wetherbyi, Bid. 

 thyroidea, Say. 

 clausa, Say. 

 Columbiana, Lea. 

 Do'w^nieana, Bid. 

 Lavri, Lewis. 

 jejuna, Say. 

 Mobiliana, Lea. 

 devia, Gld. 

 profunda, Say. 

 Sayii, Binn. 

 Acanthinula harpa, Say. 

 Vallonia pulchella, MuU. 

 Fruticicola hiapida, L. 



rufeacena, Penn. 

 Dorcaaia Berlandieriana, Mor. 



griaeola, Pfr. 

 Turricula terreatria, Chemn. 

 Agleija fidelia, Gray. 



Aglaja infumata, Gld. 



Hillebrandi, Newc. 

 Arionta arroaa, 07J. 



Tow^naendiana, Lea. 



tudiculata, Binn. 



Nickliniana, Lea. 



Ayreaiana, Newc. 



redimita, W. G. Binn. 



interciaa, W. G. Binn. 



Kelletti, Fbs. 



Stearnaiana, Gabb. 



ezarata, Pfr. 



ramentoaa, Gld. 



Californienaia, Lea. 



Carpenteri, Newc. 



Mormonum, Pfr. 



sequoicola, J. G. Coop. 



Diabloenaia, J. G. Coop. 



Traaki, Newc. 



Dupetithouarai, Desk. 



ruficincta, Newc. 



Gabbi, Newc. 

 Glyptoatoma Nevirberryanuin, W. G. 

 Euparypha Tryoni, Newc. \Binn. 



Tachea hortenaia, Miill. 

 Fomatia aaperaa. Mull. 



Cylindrella Poeyana, Pfr. 



jejuna, Gld. 

 Macroceramus Kieneri, Pfr. 

 Goaaei, Pfr. 

 BuIimuluB aerperaatrua, Say. 



Floridanua, Pfr. 



multilineatua. Say. 



Dormant, W. G. B. 



Marielinua, Pfr. 



patriarcha, W. G. B. 



alternatua, Say. 



Schiedeanua, Pfr. 



dealbatua. Say. 



Liguna faaciatua, MUll. 

 Orthalicus undatua, Brug. 



GONIOGNATHA. 



Punctum pygmsBum, Dr. 



ELASMOQNATHA. 



Succinea Haydeni, W. G. B. Succinea Higginai, Bid. 

 retuaa, Ijea. Haleana, Lea. 



Sillimani, Bid. Mooreaiana, Lea. 



ovalia, Gld., not Say. Groavenori, Lea. 



