TROCHUS. 789 



Trochus, No. 128. Schroeter Einl. i. p. 728. 



Trochus, No. 20. Kammerer Cat. Rudolst. p. 163. t. 12. 



f. 1. 

 Trochilus unidens. Chemniiz, x. p. 290. t. l65. f. 15S3 



and 1584. 

 Le Grenat. Favanne, ii. p. 150. t. 8. f. D. 

 Lister Conch, t. 654. f. 54. 



Inhabits the coasts of the Isle of France, St. Domingo, Mar- 

 tinique, and Barbadoes. Favanne. 



Shell a quarter, or sometimes half an inch long, and the breadth 

 a little exceeds the length ; it has six whirls with strong ele- 

 vated rather distant granulated striae, of which one in the 

 middle of the body-whirl is larger than the others ; the co- 

 lour is reddish white, or sometimes white tinged and spotted 

 with reddish brown. 



puaiiLio. 72. Shell conical, with the whirls mar- 

 ginated at their bases, and the marginal ribs 

 muricated ; base scabrous and slightly con- 

 vex. 



Trochus Puniilio. Chem?iitz, xi. p. l64. t. 196. f. 1888 

 and 1889. 

 Inhabits Africa. Chemnitz. 

 This shell appears to be allied to T. terresfris, and nearly of 



the same size, but the margm at the base of the whirls is 



muricated, and the colour is reddish. 



TERRESTRis. 73. Shell conical, longitudinally stri- 

 ated, and the whirls marginated at their, 

 bases ; base flat and striated from the center. 



Trochus terrestris. Pennant Zool. iv. p. 127. t. 80. f. 108. 

 Chemnitz, ix. part 'i. p. 47. t. 122. f. 1045. Montagu 

 Test, p, 287. Donovan, iv. t. Ill, Maton and Rac- 

 ket, in Lin. Trans, viii. p. 157. 

 Trochus terrestris, Var. C. Da Costa Brit. Conch, p. 36. 

 Trochus, No. 103. Schroeter Einl.i. p. 721. 

 Helix elegans. Gmelin, p. 3642. 



Lister Anim. Ang. t. 3. f. 12, and Conch, t. 6l. f. 58. Pe- 

 tiver Gaz. t. 22. f. 10. Favanne, t. 64. f. O. 

 Inhabits Great Britain in moss about the roots of trees. Lister, 

 Plentiful about Montpellier. Petiver. Italy, Tunis, Tri- 

 poli, and Algiers. Chemnitz. 

 Shell about a quarter of an inch long, and the breadth rather 

 exceeds the length ; it has five or six flattish sub-cootinuous 



VOL. II. P 



