CASSIS. 273 



grooved, groove's usually in pairs, the interstices obsoletely 

 longitudinally ridged, strongly so at the base; whitish, thickly 

 clouded and streaked with orange-brown or chestnut, often with 

 four somewhat obscure bands of brown, with white lunate spots; 

 columellar callus transparent above, orange-brown below, lip 

 banded across with orange-brown. Length, 3-5 inches. 



Galapagos Is. 



When young, this species has a lip somewhat approximating 

 to C. coarctata; when adult it is fully reflected. It is C. Masseuse, 

 Kiener. 



C. TESTICULUS, Linn. PL 2, fig. 54 ; PI. 4, fig. 63. 



Shell strongly longitudinally ridged, the ridges cut by regular 

 spiral grooves ; flesh-color, spotted with chocolate upon the 

 interspaces of the grooves ; columella plicate its whole length, 

 outer lip strongly dentate, both yellowish white, the iirst shaded 

 with orange-brown below, the latter cross-banded with orange- 

 brown, external lip-margin marked with dark chocolate. 



Length, 2-3 inches. 



West Indies. 



C. CHUMENA, Brug. PI. 3, fig. 56. 



Spiral snlcations obsolete, upper part of body-whorl with one 

 or two rows of low tubercles. 



West Africa, Cape Verd Is., West Indies. 

 Is probably a variety only of C. testiculus. 



C. RUFA, Linn; PL 3, figs. 57, 58. 



Shell cowiy-shaped, very thick, with three or four spiral rows 

 of prominent nodules, and incised lines between them, decus- 

 sated by longitudinal ridges ; whitish or purplish flesh-color, 

 stained and marbled with orange-red or chocolate ; both lips 

 very thick, yellowish or salmon-colored, orange-red to chocolate 

 in the interstices of the ridges. Length, 5-7 inches. 



Indian Ocean, Mauritius, Japan. 



It is fiuccw'im pennatum and B. ventricosum, of Gmelin; B. 

 , of l>orn ; the first and last-named for the juvenile shell. 

 19 



