74 MURICINiE, 



bicolor, Valenc. pomiformis, Mart. 



bifasciatus, A.Adams. princeps, Brod. 



brassica, Lam.. radix, Gmel. 



crispus, Brod. regius, Wood. 



duplex, Mart. rosarium, Chem. 



endivia, Lam. saxatilis, Lhm. 



imperialis, Swain. spinicostatus, Valenc. 



lyratus, A . A dams. spinosus, A . A dams. 



melanoleucus, M'drcli. Stainforthii, Reeve. 



melanomathos, Gmel. truuculus, Linn. 



monodon, Sozv. turbinatus, Lam. 



nigritus, Meusch. varius, Soiv. 



nitidus, Brod. Yoldii, Morch. 



oculatus, Eeeve. Zealandicus, Quay. 

 oxyacantha, Brod. 



Sub-gen. vitdlaria, Swainson. 

 Varices simple, nearly obsolete ; inner lip flattened. 



foveolatus, Hinds. scaber, King. 



salebrosusj King. 



Sub-gen. homalocantha, Morch. 



Spire with the whorls rounded and sutures deep ; varices fo- 

 liated ; canal long. I 



digitatus, Sow. secundus, Lam. 



rota, Sow. varicosus, Sow. 



Scorpio, Linn. 



Sub-gen. ocinebra, Leach (Tritonalia, Flem.). 



Spire elevated ; varices numerous, rounded, sometimes raised ; 

 canal generally closed. 



alveatus, Kiener. baeticus, Reeve. 



badius, Reeve. breviculus, A. Adams. 



