— 116 — 



JITerlta Adans. contin. 



Synon. Nerita (sp.) Arist. Jonst. List. Breyn. Gualt. 



Valvata (sp.) Rumph. 



Cochlea valvata s. semilunaris (sp. ) D'Arg. 



Dontostoma (sp.), Vitta (sp.), Fhitystoma (sp.), 

 Cochlearia (sp.), Pila Klein. 



Neritites (pars) Auctt. 



Neritina Lamck. cum synon., q. conf. 



Peloronta Oken. 



Littorina (sp.) Rom. ohm. 

 IVeritacea (Neritacees) Lamck. 1809. Phil. zool. p. 321. 

 Etym. Nerita. 

 Famiha Gasteropodnm. Genera: Navicella, Neritina, 



Nerila, Natica. 

 Lamck. 1812. Extr. d'un Cours. * et 1822. Hist. VL 



2. p. 180. (ed. 2a VIII. p, .556.) — familia Tra- 



chehpodum. 



a) f 1 u V i a t i 1 i a genera : Navicclla , Neritina. 



b) marina genera: Nerita, Natica. 

 Latreille 182.5. Fam. nat. (ed. Germ. p. 184.) — 



fam. Gymnocochlidum. Genera : Nerita, Neritina, 

 Natica. 

 Desh. 1830. Enc. meth. III. tabl. et 1832. ib. p. 61.5. 



— 6a fam. Asiphonobranchiorum. Genera: Na- 

 vicella, Pileolus, Nerita, Natica. 



Reeve 1841. Proc. Zool. Soc. p. 76. ef 1842. Concli. 



syst. II. p. 133. — 3a fam. Pectin :>ranchiatorum 



Phytophagorum. Genera: Navicella, Neritina, Ne- 



rita, Neritopsis, Natica. 



Pariter Catlow 1845. Conch. Nom. p. 195. 

 G. B. Sow. jun. 1842. Conch. Man. ed. 2a p. 201. 



— genera, Navicella, Nerita, Neritina, Natlca, 

 Neritopsis, Pileolus, Janthina. 



Synon. Hemicyclostoma Blainv. Riss. 

 Neritadae Flem. 

 Neritidae D'Orb. Gray. 

 Neritiua Milne-Edw. 



