BY H. LEIGHTON KESTEVEN. 445 



Chat'onia, Gistel, Naturg. des Tierreichs, 1848, p. 107. 

 Linatella, Gray, Guide Moll. Brit. Mus. 1857, p. 39. Type L. 



cinc/ulata = Lotoriinn cingulatum, Lamk. 

 Neptunella (Gray), H. & A. Adams, "Genera" ii., p. 654, 1858. 

 *Priene, H. & A. Adams, op. cit. p. 654. P. rudis, Broderip. 

 1 Trachytriton, Meek, Smithsonian Miscell. Coll. vii, 1864; Smith, 

 Check List Tert. Foss., pp. 22, 37. T. vinculum, Hall k 

 Meek. 

 "^Tritonopsis, Conrad, Am. Journ. Conch, i. 1865, p. 20. T. 

 suhalveatum = Cymia woodii, Dall (Jide Dall). 



% Personella, Conrad, op. cit. p. 21. P. sejjtemdentata, Gabb. 

 1 Ranellina, Conrad, op. cit. p. 21. R. maclurii, Conrad. 

 *Buccitriton, Conrad, op. cit. p. 21. B. alius = Nassa {fide Dall). 

 ISassia, Bellardi, " T. Moll. Terreni Terz. del Piedmont e della 



Ligura," Mem. Reale Accad. Sci. Torino xxvii. (ser. ii.) 



1873, p. 219. First sp. Triton apenniniciom, Sassi. 

 "^Aspella, Morch, Malak. Blatt. xxiv. 1877, p. 24. Asj)ella ancepti, 



Lamk. 

 "i Plesiotritoii, Fischer, Man. de Conch. 1884, p. 654. 

 "I Hilda, Hoernes et Auinger, 1884. Die Gasterop. der Meeres- 



Ablagerungen, p. 182, pi. xxii. f. 17-20. Abhand. derk. k. 



Geologischen Reich. Band xii. Type Triton (Hilda) 



transsylvanicum, H. & A. 



The Generic Name. 



The names in the above synonymy marked with an asterisk 

 are included, because they have been associated with " Tritoyi,'* 

 more or less erroneously, by Tryon, Fischer and others. Some 

 are good genera, others synonyms of other groups. Klein's pre- 

 Linnsean names acquired a right to quotation when endorsed by 

 later writers. 



Murex, Linn., being retained for another distinct genus, the 

 first names we need consider are those of Bolten. I have been 

 unable to consult his work, but they seem to be nomina nuda, and, 



