— 625 — 



Troncilla (Raf.) Rossm. 1835. fcoii. p. 116. vid. Trun cilla. 

 Tropnevim J. de Carle Sow, 1836. Lond. and Edinb. new 

 phil. Mag. XI. p. 118. * > L. et Br. Jahrb. 1837. 

 p. 495. 

 Etym. TQOTtaios, reversus. 

 = Crioceratites Lev. 



Trophodon Rafin. 1831. Enum. and Acc. * 

 Etym. TQOcpog, alunuius; oSovg, dens. 

 Genus Heliceorun». (Agass. Nom.) 



Troplton .\1ontf. 1810. Conch. syst. U. p. 482. 

 Etym. TQO(pf'}viog. nom. propr. 

 Nijvum genus ex typo Muricis Magellanici Gm. 

 ScHWEiGt;. 1820. Naturg. p. 727. — divisio subge- 



neris Muricis. 

 Latr. 1825. Fan». nat. ~ Trophonium — genus 



Varicosorum. 

 Blainv. 1828. Dict. sc. nat. tom. 55. p. 441. 

 Desh. 1832. Enc. meth. III. 1067. ~ Fusis injungit. 

 Gray 1842. Syn. Brit. Mus. p. 89. — genus Muri- 



cidarum. 

 MoLLEH 1842. Moll. Gronl. p. 14. — an idem genus? 



Typus: Murex clathratus Linn. 

 HiNDs 1844. Voy. Sulph. Zool. p. 14. — genus Fu- 



sacearum. 

 Loven 1846. Ind. Moll. lit. Scand. p. 12. Tritonio 



suo inserit. 

 Synon. Buccinum (sp.) Palias. Martyn. 



Tritonium (sp.) Miill. Fabric. Lov^n. 



Murex (sp.) Linn. Gmel. 



Neptunea (sp.) Bolten. 



Murex sect. a Schum. 



Fusus (sp.) Auctt. 



Muricidea (sp.) Swains. 



Tropltona (Mtf.) Griff. 1834. Cuv. A. K. p. 79. vid. praec. 



Troplioiiliini Latr. vid. praec. 



Tropidophora Thoschel 1847. Zeitschr. f, Mal. p. 44. 106, 



