MUREX. 745 



Murex riifus. Montagu Test. p. 263. Maton and Rac- 

 ket, in Lin. Trans, viii. p. 145. 



Not uncommon on the coasts of England and South Wales. 



Shell about three-tenths of an inch long, and one eighth broad, 

 of an uniform reddish brown or chestnut-colour ; it differs 

 from M. Turricida in colour, in its smaller size, and in the 

 form of the whirls, which are much more rounded, and not 

 flattened at their summits. 



siNUOSus. 1.32. Shell turreted, with seven longitu- 

 dinal ribs, and minute transverse striae ; beak 

 very short, and the upper angle of the outer 

 lip channelled. 



Murex sinuosus. Montagu Test. p. 264. t. 9. f. 8. Ma- 

 ton and Racket, in Lin. Trans, viii. p. 145. 



Found on the shore near Weymouth, by Mr. Bryer. Montagu. 



Shell three-quarters of an inch long, and one third as broad, 

 white, with six whirls, and seven much elevated longitudinal 

 ribs ; Mr. Montagu says, " it is at once distinguished from 

 all other British shells, by the singular sinus or gutter in the 

 upper part of the outer lip." 



LINEARIS. 133. Shell with about nine longitudinal 

 ribs crossed by elevated striae, and the whirls 

 convex ; outer lip crenated, and the beak 

 slightly produced. 



Murex linearis. Montagu Test. p. 26 1, t. 9. f. 4. Maton 



and Racket, in Lin. Trans, viii. p. 148. 

 Murex elegans. Donovan, v. t. 179. f. 3. 



Inhabits the coasts of the West of England. Montagu. 



Shell about a quarter of an inch long, and half as broad, of a 

 pale yellowish brown colour, with ochreous transverse bands, 

 and the summit purplish ; it has seven or eight rounded 

 whirls, and nine or ten longitudinal strong ribs, which are 

 crossed by elevated transver&e strise ; the aperture is oval, 

 and ends in a slightly produced straight beak. 



PURPUREUS. 134. Shell oblong, acuminated, with 

 convex cancellated whirls ; pillar striated, 

 and somewhat tuberculated; outer lip cre- 

 nated. 



INIurex purpureus. Montagu Test. p. 260. t. 9. f. 3. Ma- 

 ton and Rackety in Lin, Trans, viii. p. 148. 



