150 BLTLIMIX.B. 



Sub-gen. anthinus, Albers. 



Shell rimately perforate, oblong-conical ; spire sub-turretecl, 

 last whorl equalling the spire ; aperture oval-oblong, within 

 brownish violet; columella dentate-plicate or somewhat con- 

 stricted ; peristome widely expanded, the columellar margin 

 dilated, patent. 



Miersii, Sow. pallidior, Sow. 



multicolor, Rang. 



Sub-gen. hamadeyas, Albers. 



Shell with the perforation covered, conical, elongated, thin, 

 diaphanous, shining, slightly strigillate under the lens, last 

 whorl somewhat inflated ; aperture ample, oblong-oval ; colu- 

 mella dilated, contorted ; peristome thin, widely expanded, 

 columellar margin reflexed, appressed. 



Baranguillanus, Pfeiff. glaucostoma, Albers. 



Bourcieri, Pfeiff. Knorri, Pfeiff. 



Chimborascensis, Reeve. laetus, Reeve. 



Curianensis, Pfeiff. lilacinus, Reeve. 



fallax, Pfeiff. linostoma, D'Orb. 



feriatus, Reeve. Lobbii, Reeve. 



flexuosus, Pfeiff. Pealianus, Lea. 



fucatus, Reeve. pervariabilis, Pfeiff. 



fusoides, UOrb. strigatus, Soiv. 



geometricus, Pfeiff. zoographicus, D'Orb. 



Sub-gen. DKYMiEUs, Albers. 



Shell perforate or umbilicated, oblong-acuminate, rugosely 

 striated; spire elongated; aperture oblong-oval; columella 

 somewhat tortuous, a little receding ; peristome simple, the right 

 margin shortly, the basal widely expanded, the columellar re- 

 flexed, patent. 



aquilis, Reeve. cerussatus, Reeve. 



