TROCHUS. 813 



loAver half somewhat ventricose, and the summit acuminated; 

 the figure is painted brown with darker spots. 



AXNULATUS. 125. Shell turreted, minute, with the 

 whirls reversed, and a transverse rib on each 

 of the sutures ; aperture somewhat four- 

 sided. 



Trochus annulatus. Gmelin, p. 3587. 

 Trochus, No. 188. Schroeter Einl. i. p. 753. 

 SpengJer n. Schrift. der Daen. i. p. 376. t. 1. f. 4. Chem- 

 nitz, ix. part 1. p. 127. t. 113. f. 969. 



Inhabits the sands on the East Indian shores. Spenghr. 



This shell is of about the same size as T. ventricosus, and has 

 from twelve to fifteen whirls ; the figure is painted of a 

 pale brownish colour, with darker short longitudinal stripes 

 between the transverse ribs which attend the sutures. 



PUNCTATUS. 126. Shell turreted, imperforate, with 

 a triple row of raised dots on each whirl. 



Trochus puuctatus. Li7in(eus Si/st. Nat. p, 1231. Gmelin, 



p. 3587. 

 Ceritheum ferrugineum. Bruguiere Enc. Meth. p. 496. ? 



Inhabits Southern Europe. Linnaus. Mediterranean. Bru- 

 guiere. 



Linnzeus has described this shell to be ferruginous, and of the 

 size of a barley-corn, with three rows of obtuse elevated dots 

 on each whirl, of which the middle row is smaller than the 

 others ; aperture four-sided, with the pillar a little prominent 

 and slightly channelled. 



STRiATELLUS. 127. Shell turreted, imperforate, 

 with longitudinal oblique parallel striae. 



Trochus striatellus. Linnaus Si/st. Nat. p. 1232. Gmelin, 

 p. 3587. 



Cerithium zonale. Bruguiere Enc. Meth. p. 497.? 



Murex minimus. Gmelin, p. 3564. ? 



Murex, No. 71. Schroeter Einl. i. p. 567.? 



Lister Conch, t. 1018. f. 81.? 

 Inhabits the Mediterranean. Linnaus. 

 liinnaeus, to the above specific character, has only added that 



the shell is small, subulate, and while, and has the apex of a 



violet colour. Bruguiere suspects that it is his Cerithium 



zonale, which he describes to be eight lines long, and three 



