PLATE LIL 



TROCHUS ZIZYPHINUS. 



LIVID TOP SHELL, 

 GENERIC CHARACTER. 



Animal a slug. Shell conic. Aperture nearly triangular. 



SPECIFIC CHARACTER 



AND 



SYNONYMS. 



Shell conic, livid, without umbilicus: spirally striated, with the 

 upper edge of each wreath margined. 



Trochus Zizyphinus : testa imperforate conico livida laevi, anfrac- 



tibus marginatis. Linn. Syst. Nat. p. 1231. 



No. 599.— Faun. Suec. II. No. 2168. 

 Trochus albidus maculis rubentibus distinctus, sex minimum spira- 



rum. List. H. An. Angl. p. 166. tit. 14. 



tab. S.fg. 14. 

 Trochus pyramidalis variegatus, limbo angusto in summo quoque 



orbe circumdatus. List. IT. Conch, tab. 616. 



Culs de Campe de moyenne grandeur, lisses, marbres de rouse et de 

 violet, a orbes separes par un cordon. D'Avila, 

 cab. p. 127. No. 155, 

 VOL. II. E 



