118 WORMS. TESTACEA. 58. Turbo. 



SkeM 3 quarters of an inch long, about an inch wide, \vhite or 

 rosy with undulate crimson or purplish stripes blotches or spots : 

 vihorls marked by a deep separating line, ending in a point : base 

 spotted, with a large perforation, 



4^3. Tr. cinerarius Conic, produced at the point, with 

 a small perforation at the base : whorls 5, cinereous 

 with fine approximate oblique brown or purplish 

 lines. 



Donovan, t. 74. two upper and lower fig. Da Costa t. 3-/, 11. 12. 



Shell five eighths of an inch long, as much broad, rather oblique;, 

 the whorls a little rounded and feparated by a fine line. 



424. Tr. umbilicatus. Flattish, rounded and depressed 

 at top, with a large perforation at the base : whorls 

 5, white or greenish with purple waved or zigzag 

 lines. 



Donovan t. 74. three middle fig. Br. Zool. t. Bo.f. 106. 



Shell 5 eighths of an inch high, 3 quarters broad, marked with 

 nearly obfolete fpiral striae, more flattened than the last, and the 

 aperture reaches to the tip. 



425. Tr, terrestris. Conic, perforated at the base, livid- 

 white, finely striate longitudinally: base flat, with 

 a strong carinate edge round it. 



Br. Zool. t. %o.jig. 108. Donov. tab. in. 



Shell not a quarter of an inch high, rather more broad, with 

 sonietimes a brown line round the middle of the whorls: whorls* 

 divided by a fine depressed line, and a prominent ridge at the" 

 base of each : base striate from the centre. 



426. Tr.fuscus. Brown, opake, margined, perforated, 

 with 5 whorls and roundish aperture* 



Walk. min. Shells f. 58. Adams Micr. t. \.f. 24. Minute. 



427 w Tr. cinereus. Obtusely conic, perforated at the 

 base, grey with narrow blackish lines : pillar-lip 

 with 2 slight teeth and 2 transverse furrows. 



Donovan t. 155-/. 2. Da Costa tab. %.f. 5. 



Shell size of a cherry, thick, strong, greenish-pearly about the 

 perforation, with 5 whorls faintly striate circularly. It is pro- 

 bably a variety of Tr. cinerarius, or a foreign shell. . 



58. TURBO.- Wreath Shell. . 

 A: Marine ) with regular wreaths. - 



428. T. Terebra. Taper, pointed, with 12-16 whorls 

 marked with numerous fine spiral stria?, some of 

 which are prominent and acute. 



Br. Zool. t. 81. /. 113. Donov. t. 22, /. 2. Da Costa t. "j.f. .5. 6. 



Shfll about an inch and a half long, with 5-9 rather prominent 

 ridges on each Whorl, whitish or cream-colour, with brown red or 

 orange marks. 



429. T. exoletus.. Taper, with 12-14 whorls obscurely 

 striate, each with 2 prominent obtuse spiral ridges in 

 the middle. 



Donovan tab. 22. f. i. Da Costa tab. "].f. 8. 



Shell 2 inches and a half long, white 01 purplish, variegated 

 with chesnut ; the whorls separated by a deep depression. 



436. T. Clathrns. Taper, with 9-12 swelling whorls, and 

 as many distant strong rather oblique longitudinal 

 ribs. 



