ZIZYPHINUS.— Plate VIT. 



conicd, fttlvo-rufescente, albo flammalu, anfraclihim 

 coHvexo-dedwibus, IcBvlhm. 



The flamed Zizyphinus. Shell sliarply elevately co- 

 nical, fulvous red, flamed with wiiite, whorls con- 

 vexly sloping, smooth. 



DuNKER, MS. in Mus. Cuming. 



Hah. ? 



A perfectly smooth shell, flamed with wiiite, upon a 

 peculiar fulvous-red ground. 



Species 53. (Mus. Cuming.) 



Zizyphinus picturatus. Zkypli. testa anguste ereclo- 

 couicd, vivide virente, albo Jlammatd, pmyttreo-7-iifo 

 varie tinctd et punctatd, anfractibns plano-decUvibtts, 

 Uia'ari-incisis, ad marijinem basulem funiculath. 



The EMBROIDERED ZizYPHiNUS. Shell narrowly erectly 

 eouical, bright green, flamed with white, variously 

 stained and dotted with purple-red, whorls flatly 

 sloping, linearly engraved, corded round the basal 

 margin. 



Adams, Pro. Zool. Soc. 1S51. p. 168. 



Hab. Island of Negros, Philippines (in sandy mud at tlie 

 depth of seven fathoms) ; Cuming. 



Exquisitely painted in the most variable manner, with 

 green and purple-red, the former colour predominating. 



Species 54. (Mus. Cuming.) 



Zizyphinus crenulatus. Zkyph. testa subacute conicd, 

 albidd, roseo tinctd et articidatd, aut varie coloratd, 

 aufraclibiis plano-declivibiis, minute (jrano-liratis, in- 



terstitiis subtilissime ci'enulalis, anfractiium margine 



basali conspicue tumido-funiculato. 

 The crenulated Zizyphinus. Shell rather sharply 



conical, whitish, stained and articulated with rose, or 



variously coloured, whorls flatly sloping, minutely 



grain-ridged, interstices very finely crenulated, basal 



margin of the whorls conspicuously tumidly corded. 

 Trochus crenida/is, Brocehi, Conch. Foss. Subapp. p. 354. 



pi. 6. f. 3. 



Troct/tis pitnctatns, Renieri. 



Troclius punctnlatiis, Dillwni. 



Troclms minimus, Chemnitz. 



Trochus pyramidatas, Lamarck. 



Troclius Matoni, Payraudeau. 

 Hab. Mediterranean. 



This pretty species, allied to Z. miUegranus, is encircled 

 with a stout tumid cord, on which the colour is con- 

 spicuously articidated throughout. 



Species 55. (Mus. Cuming.) 



Zizyphinus duplicatus. Zizyph. tesld elevato-conicd, 

 sordide albd, aiifraclibus ad suturas impressis, deinde 

 tumido-rotundatis, tmdique dense granatis. 



The duplicate Zizyphinus. Shell elevately conical, 

 dull white, whorls impressed at the sutures, then 

 tumidly rounded, closely grained throughout. 



Adams, Pro. Zool. Soc. 1851, p. 168. 



Hab. ? 



Tliis is a very unsatisfactory species. Although the 

 sculpture is well defined, the shell is dead and colourless, 

 and nothing is kuowii of its habitat. 



