CASSIS. 277 



shoulder of the body-whorl ; yellowish white, with longitudinal 

 streaks of chestnut. Length, 3-3'5 inches. 



Moluccas, China, Japan, Philippines. 



The synonyms are C. zebra, Lam. ; G. undata, Desh. ; C. areola, 

 v;i r., Brug. ; C. rugosa, Gmelin. 



C. PLICATA, Linn. PI. 7, fig. 86. 



Spire and shoulder of body-whorl decussated, rest of body- 

 whorl longitudinally plicate, encircled by engraved lines, usually 

 obsolete except towards the base, one-varicose ; whitish, longi- 

 tudinally undulately strigate with pale chestnut, the varices with 

 chestnut macnlations ; interior chestnut-brown. 



Length, 2'5-3 inches. 



Moluccas. 



It is G. plicaria, Lam.; C.fimbria, G-mel. 



C. DKCUSSATA, Lam. PI. 7, figs. 87, 88. 



Decussated throughout by elevated longitudinal strife, and 

 engraved spiral lines, one varicose, the varices spinous on the 

 shoulder; yellowish flesh-color, with longitudinal streaks or 

 quadrate spots of chestnut. Length, 2 inches. 



Habitat ? 



Tnite.s the coloring of C. areola and C. strigata with the form 

 of C.plicata; varies from either in the sculpture, and spinous 

 varices, from the two former in form. 



Section III. CASMARIA, II. and A. Adams, 1853. 



C. YIBEX, Linn. PL 7, figs 89-91. 



Shell smooth, without varices, lip four-spined at the base ; 

 fleshy ash-color, obscurely banded, and painted longitudinally 

 with light chestnut flames continued from darker sutural mark- 

 ings; lip tessellated with chocolate externally; sometimes the 

 body-whorl is encircled by indistinct series of short chocolate 

 lines; interior orange-brown. Length, 2-3 inches. 



Mauritius, Philippines, Society Islands, Paumotus. 



Var. ERINACEA, Linn. PL 7, fig. 90. 



Shell thicker, smaller, with a tuberculate shoulder and plications 

 descending below them. 



The synonyms include Buc. nodulosum, Gmel., and B. bianna- 

 turn, Dillw. 



