m WORMS. TESTACEA. 54. JBuccinur* 



growth, When old covered with longitudinal fcales : aperture oval , 

 outer-lip thin, slightly crenate, with foxnetimes 5 tooth-like pro- 

 jections on the inside one over the other : pillar-tip tranfverfely 

 rugged on the outside, with a slight impressed hollow near the top, 

 and projecting into an angle in the middle within. 



376. B. reticulatum. Oblong-oval, strongly reticulate; 

 the outer-lip toothed, not thickened at the back. 



Br. Zool. t. 72../. 92. Donov. t. 76. Da Costa t. 7./. 10. 



Shell nearly an inch and a half long, brown or varying in colour, 

 strongly ribbed tranfverfely and longitudinally, pointed : outer-lip 

 rarely without teeth Br. Zool. t. 72./. 88 j inner-lip broad, glossy ; 

 aperture oval. 



377. B. Macula. Oval, reticulate, outer-lip toothed, gib- 

 bous at the hack : a small dark-purplish spot at the 

 outer edge of the canal. 



Montague Br. Shells t. 8./. 4. Br. Zool. t. 79. 



Shell about half an inch long, varying in colours : aperture fubor- 

 bicular ; inner-lip broad, faintly denticulate. 



378. B. ambiguum, Subconic, thick, ochraceous, faintly 

 striate transversely, with strong distant ribs swelling 

 into tubercles at the junctures : outer- lip thickened, 

 slightly denticulate. 



Montague Brit. Shells p. 242. tab. g.f. 7. 



Shell about half an inch long, with 11-15 longitudinal rioS > gene- 

 rally rising into tubercles at the top of each fpire, fometimes 

 varied with a few ferruginous fpots : inner-lip folded back, with a 

 tooth-like ridge on the upper part. 



379. B. Mlineatum. Oval, smooth, whitish, with bands 

 of brown spots ; the larger- whorl with a double row 

 of tubercles. 



Br. Zool. t. 79. lister t. 698/. 63. B. decussatum. 



Shell about 2 inches long, with 2-4 bands ; upper whorls fmoothj 

 aperture fuboval ; outer-lip slightly toothed, inner rugged and 

 granular. 



380. B. hepaticum. Oblong-oval, pointed, brownish, 

 strongly ribbed, tubercled near the junctures of the 

 whorls : inner-lip with a tooth-like ridge. 



Montague p. 234.^. 8./. 1 , Lister t. 975./. 50. 



Shell an inch long, and 5 eighths broad, tapering to a fine 

 point, liver-colour with generally a white band : whorls 7 or 8, 

 strongly ribbed, with a tranfverfe depression near the top of each 

 whorl, cutting the ribs into fmall knobs : outer-lip plaited, thick. 



38 1. R. Perdlv. Suboval, tumid, yellowish-brown undu- 

 late with white, with flat transverse ridges : aperture 

 without teeth. 



Montague tab. 8./. 5. lister Conch, t. 984./. 43. 



Shell about the size of a nut, fpotted and marbled With white, 

 with broad flat ribs : whorls 5 or 6 : pillar slightly umbiiicate ; 

 outer-lip thin, not reflected, expanded. 



382. B. lineatum. Conic, pointed, smooth, with alter- 

 nate chocolate-brown and white spiral bands. 



Donovan tab. 15. Da Costa tab. 8./. 5. 



Shell a quarter of an inch long, varying in number and difposition 

 of the bands ; outer-lip marked by the hrown bands on the 

 margin. 



383. B. cinctum. Conic, white, ribbed, with a filiform 

 rufous brown line round the middle of each spire. 



