676 STROMBUS. 



broad, with seven coarse whirls of a brown colour, and 

 armed with transverse rows of oval convex smooth black 

 tubercles ; the aperture is ovate, and the beak very short and 

 recurved. 



PALUSTRis. 39. Shell with longitudinal plaits, and 

 distant transverse grooves ; outer lip chan- 

 nelled above, and crenulated. 



Strombus palustris. Linnaus Si/st. Nat. p. 1213. Mar- 

 tini, iv. p. 312. t, 156. f. 1472. Sdiroeter Einl. i. p. 

 448. Gmelin,p. 3521. 

 Strombus agnatus. Gmelin, p. 3523. 

 Strombus, No. 30. Schroeter Einl. i. p. 462. 

 Cerithium palustre. Bruguiere Enc. Meth. p. 486. 

 Lister Conch, t. 837. f. Q3. Rumphius, t. 30. f. Q. Pe- 

 tiver Amb. t. 13. f. 13. Seha, iii. t. 50. f. 13, 14, 17, 

 18, and 19. Knorr, iii. t. 18. f. 1. Martini Berl. 

 Mag. iv. t. 9. f. 40. Favanne, t. 40. f . A 1. 

 Inhabits marshes by the sea-side in the East Indies. Rum- 

 phius. China. Humphreys. 

 Shell about four inches long, and an inch and a half broad, of 

 a greenish or yellowish brown colour with darker transverse 

 bands ; it is somewhat pyramidal, and has sixteen or eigh- 

 teen whirls ; the body-whirl is slightly, and the spire dis- 

 tinctly, but not very strongly, plaited longitudinally ; the 

 outer hp is thick, crenulated at the margin, and marked on 

 the inside with dark or reddish brown bands, and at the up- 

 per extremity is separated from the body-whirl by a straight 

 canal. 



ATER. 40. Shell subulate, black, with smooth con- 

 tiguous whirls ; aperture ending in a canal 

 at both ends. 

 Strombus ater. Linn ceus Syst. Nat. p. 1213. Schroeter 

 Fluss. p. 371, and Einleitung, i. p. 449. Chemnitz, ix. 

 part 2. p. 191. 1. 135. f. 1227. Gmelin, p. 3521. 

 Strombus dealbatus. Gmelin, p. 3523. 

 Strombus, No. 32. Schroeter Einl. i. p. 462. 

 Nerita atra. Muller Ferm. ii. p. 188. 

 Cerithium atrum. Bruguiere Enc. Meth. p. 485. 

 Lister Conch, t. 115. f. 10. Rumphius, t. 30. f. R. Pe- 

 tiver Amb. t. 13. f. 16. Seba, iii. t. bQ. f. 13 and 14. 

 Martini Berl, Mag, iv. t. 9. f. 41. Favanne f t. 61. f. 

 Hii. 



