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. ; C. undata, Desh. ; G. areola, 

 var., Brng. ; 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 maculations ; interior chestnut-brown. 



Length, 2'5-3 inches. 



Moluccas. 



It is G.plicaria, Lam.; G.fimbria, Gmel. 



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



Decussated throughout by elevated longitudinal striae, 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 1 



Unites the coloring of G. areola and G. strigata with the form 

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

 varices, from the two former in form. 



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

 C. VIBEX, Linn. PI. 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. 



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



Shell thicker, smaller, with a tuberculate shoulder and plications 

 descending below them. 



The synonyms include BUG. nodulosum, Gmel., and B. biarma- 

 tum, Dillw. 



