— 392 — 



Retusa Brown 1827. 111. Conch. Gr. Br. tab. 38. et 1833. 

 Conch. Text-book. (ed. VI. p. 111.) 

 Etym. Nom. adject. 



Genus Bullaceorum. Typus: Bulla retusa Mont. 

 ?= BuUina Feruss. 

 Rliabdites De Haan 1825. Monogr. Ammon. * 

 Etym. Qccfidog, scipio. 

 Genus Goniatiteorum. 

 = Caprina et Homaloceratites. 

 Rliaphanister Mcnke vid. Raphanister. 

 Rlieda HuMPHR. 1797. Mus. Calonn. * t. Swains. 

 Etym. Nom. appell. 

 = Cavolina Gioeni. 

 Rliesostoma Agass. 1847. Nom. zool. Ind. univ. bene pro 



Registoma. 

 RliesListoma vid. Rhegostoma. 

 Rhincolltes Desh. vid. Rhyncheolithus. 

 Rltinoclavls Swains. 1840. Malac. p. 157. 315. Cf. Sow. 

 jun. Conch. Man. ed. 2a p. 247. 

 Etym. Vocab. hybr. : Qig, nasus; clavus. 

 Genus Cerithinarum. Typus : Cerithium vertagus L. 

 = Vertagus Klein. 

 Rltinodomu» Swains. 1840. Mal. p. 80. 305. Cf. Sow.jun. 

 Conch. Man. ed. 2a p. 247. 

 Etym. l)ig, nasus; do/iiog, domus. 

 Genus Scolyminarum. Typus: Murex senticosus L. 

 = Phos Montf. 

 Rliizorus MoNTF. 1810. Conch. syst. II. p. 338. 

 Etym. "i (d^a, radix; OQog, mons. 

 Ad BuUas referendum genus, e figura Soldan. Test. 

 I. tab. 1, c. vas 2. 

 Rhodostoma SwAiNS. 1840. Mal. p. 344. 

 Etym. ()6dov, rosa; oJOfxa, os. 



Subgenus Melampodis. Typus : Auricula felis Lamck. 

 Synon. Voluta (sp.) Linn. Chemn. Gmel. 

 Limax (sp.) Martyn. 

 Bulimus (sp.) Brug. 



