356 AMERICAN JOURNAL 



HELICEA. 



Dentellaria, Schum... 



nux denticulata, Chem. 

 Cepolis, Montf. 



cepa, Mull. 

 Pleurodonta, Fisch 



sinuata, Mull. 

 Anastoma, Lam 



ringens, L. 

 Labyrinthus, Beck 



labyrinthus, Chem. 

 Isomeria, Alb 



oreas, Koch. 

 Caracolus, Montf. , 



caracolla, Lam. 

 Solaropsis, Beck 



pellis serpentis, Chem. 

 Leptoloma 



fuscocincta, C. B. Ad. 

 Geotrochus, Hass 



pileiformis, Moric. 

 Bulimus, Scopoli. 

 Macrodontes, Swain 



odontostomus, Sowb. 

 Odontostomus, Beck 



Pantagruelinus, Desh. 

 Tomigerus. Spix 



clausus, Spix. 

 Pclecycliilus, Guild 



distortus, Brug. 

 Anthinus, Alb 



multicolor, Rang. 

 Pachiptus, Beck 



melanostomus, Swain. 

 Strophochilus, Spix 



almeida, Spix. 

 Borus, Alb 



oblongus. Mull. 

 Orphnus, Alb.... 



Taunaysii, Fer. 

 Dryptus. Alb 



Moritzianus, Pfr. 

 Eurytus. Alb 



piniadinus, Orb. 



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