WORMS. TESTACEA. 56. Murex. 175 



tinge, generally covered with an orange-redskin: whorls a little 

 protuberant : aperture with the canal longer than the rest of the 

 shell : outer-lip sharp, toothed at the edge j margin crenulata 

 within. 



401. Turricula. Taper, white, ribbed, striate transversely, 

 with the whorls flattened at top : aperture narrow- 

 oblong ; the outer-lip < ngular at top. 



Montague Brit. Shells tab.g.fig. 1. Donovan t. 156. 



Shell 3 quarters of an inch long, white, rather glossy, ending in a 

 fine point, with 7 whorls rising perpendicular over each other j 

 the ribs angular at top : pillar-lip fmooth. 



402. M. rufus. Taper, pale rufous -brown, with 15 or 

 16 small ribs, striate transversely: aperture narrow, 

 oblong. 



Montague Brit. Shells, p. 263. n. 9. 



Shell 3 quarters of an inch long, with 6 whorls, fometimes of a 

 chefnut colour : pillar-lip fmooth. 



403. M. sinuosus. Taper, w T hite, or pale with a white 

 band, with 7 strong ribs, striate transversely : aper- 

 ture oblong-oval, with a deep cavity at the upper- 

 angle of the canal. 



Montague Brit. Shells tab. g.f. 8. Donovan t. i6g.f. 2. 



Shell 3 quarters of an inch long,, thick, with 6 whorls ; outer-lip 

 thickened by a rib; inner-lip replicated. 



404. M. Bamffim. Ventricose, white, with 12 or 13 

 acute longitudinal ribs, not striate transversely : 

 beak a little reflected. 



• Donovan Brit. Shells v. tab. i6g.f. 1. 



Shell above an inch long, whitish, strongly ribbed, but not striate 

 tranfverfely, the first whorl very large : canal a little recurved : 

 aperture oval. 



405. M. costatus. Oblong, taper, with 6 whorls and 8 or 



9 very obscure longitudinal ribs, not striate trans- 

 versely: beak a little reflected. 



Donovan t. 91. Da Costa t. 8. f. 14. 



Shell not a quarter of an inch long, purplish-brown, chocolate, 

 „or yellowish-white, with often deeper tranfverfe bands : aperture 

 oblong; the "outer-lip thickened : beak hardly any. 



406. M. attenuatus. Slender, tapering to a very fine 

 point, yellowish-white, with 8 whorls and 9 longi- 

 tudinal ribs : aperture narrow-oblong. 



Montague Brit.' Shells p. 266. t. g.f. 6. 

 '■ - Shellha\£ an inch long, not striate tranfverfely, with the whorls 

 hardly raifed: aperture very narrow, ending in a canal. 



407. M. gracilis. Slender, yellowish-brown, with 9 or 



10 flattish whorls and 13 ribs, striate transversely : 

 aperture oblong-oval. 



Montague Brit. Shells, p. 267. tab. iS*f-5* 



Shell an inch Jong, with generally a white band round the larger 

 whorl, and purplish brown between the junction of the whorls : 

 outer-lip slightly- crenate within. 



408. M. Nebula. Taper, with 8 ribbed whorls, finely 

 reticulate ; the whorls hardly raised above the line 

 of separation : aperture oblong-oval; oblique. 



Udniague Brit, Shells p, 267. tab, I5*fi&. 6. 



