ORTIIALICI'S. 155 



Sub-gen. corona, Albers. 



Shell usually sinistrorsal, ovately-oblong ; spiro elongated, 

 apex obtuse ; columella conlorto-plicate, callous above, slender 

 and obsoletely truncated at the base ; outer lip simple, acute. 



auripigmentum, Reeve. Powisianus, Petit. 



flammigerus, Ferus. rcgina, Ferus. 



Eercadonis, Gratel. Saulcydi, Joann. 



Moreletianus, Desk. tenuis, Gray. 



Sub-gen. plectostylus, Beck. 



Shell thin, pellucid, imperforate, ovate-oblong, or ovately coni- 

 cal ; spire acute; columella filiform, straight, receding above; 

 peristome thin, acute. 



affinis, Brod. meleagris, Pfeiff. 



Broderipii, Sow. nigrolimbatus, Pfeiff. 



Buschii, Pfeiff. Peruvianus, Brag. 



Chilensis, Less. pessulatus, Reeve. 



Coquimbensis, Sow. plectostylus, Pfeiff. 



coturnix, Sow. punctulifer, Sou-. 



elegaus, Pfeiff. rellexus, Pfeiff. 



harpa, Jay. simulus, Morel. 



hilarus, Pfeiff. variegatus, Pfeiff. 

 lynciculus, Dev. and Hupp. 



Sub-gen. oxycheilus, Albers. 



Shell thin, pellucid, shining, rather imperforate, somewhat 

 fusiform; spire acute ; columella nearly straight, slender; peri- 

 stome simple, straight. 



Hanleyi, Pfeiff. Requieni, Pfeiff. 



Kecluziana, Pfeiff. 



