382 



NERITIDJi;. 



Sub-gen. neritina, Swainson (Clithon, Becluz). 



Shell globular, oval or turriculated, smooth or spirally striated, 

 often adorned with vivid and varied colours ; inner lip septiform, 

 crenulated, rarely simple. 



Adansoniana, Recluz. 

 affinis, Becluz. 

 apiata, Becluz. 

 arctilineata. Sow. 

 aterrima, Phil. 

 bella, Phil. 

 cassiculum, Sow. 

 chrysocolla, Gould. 

 Cochiusinae, Becluz. 

 communis, Quoy. 

 cornea, Linn. 

 Cumingiana, Becluz. 

 Cuvieriana, Becluz. 

 Desmoulinsiana, Becluz. 

 dubia, Chem. 



elegantissima, V. d. Busch. 

 Gaimardii, Souleyet. 

 gagates, Lam. 

 granis. Morel. 

 Guerinii, Becluz. 

 Jovis, Becluz. 

 Listeri, Pfeiff. 

 litturata, Becluz. 

 lugubris. Lam. 

 microstoma, D'Orb. 

 Moquiniana, Becluz. 

 nebulata, Becluz. 



nux, Brod. 

 Oualaniensis, Less. 

 Pfeifferi, Becluz. 

 pbasiana, Becluz. 

 plumbea, Becluz. 

 ramosa, Meusch 

 reclinata, Say. 

 Royssii, Bechiz. 

 Sayaua, Becluz. 

 semiconica. Lam. 

 serrulata, Recluz. 

 Smithii, Gray. 

 sobrina, Becluz. 

 strigillata, Becluz. 

 striolata, Becluz. 

 triangularis, Meusch. 

 tristis, D'Orb. 

 turbida. Morel. 

 turrita, Chem. 

 variegata. Less. 

 vestita, Souleyet. 

 Waigiensis, Less. 

 Wallisiarum, Becluz. 

 Webbei, Becluz. 

 Zealandica, Becluz. 

 zebra, Brug. 



Sub-gen. vitta, Klein (Theodoxus, Montf. Elea, Ziegl.). 



Shell transverse, smooth or nearly smooth ; spire lateral, in- 

 clined over the aperture, more or less prominent; inner lip 



