854 TURBO. 



it is much narrower in proportion to the length, is imperfo- 

 rate, and has the whirls contiguous and marked with cancel- 

 lated striffi ; the colour is said to be white, but Chemnitz's 

 figures are slightly tinged with brown. 



CLATHRUs. 89. Shell imperforate, turreted, with 

 rounded sub-contiguous whirls, and thick 

 longitudinal distant ribs. 



Turbo Clathrus. Linnmis Syst. Nat. p. 1237. Pennant 

 ZooL iv. p. 1 29. t. 8 1 . f. 1 1 1 . Born Mus. p. 354. Mar- 

 tini, iv. p. 275. 1. 153. f. 1434. Schroeter Einl. ii. p. 36. 

 Gmelin, p. 3603. Schreibers Conch, i. p. 284. Chem- 

 nitz, xi. p. 155. t. 195 A. f. 1878 and 1879. Donovan^ 

 i. t. 28. Montagu Test. p. 296. Maton and Racket, 

 in Lin. Trans, viii. p. 170. Dorset Cat. p. 50. t. 15. 

 f. 11. 

 Turbo scalaris. Brookes's Introd. p. 126. t. 8. f. 100. 

 Strombiformis clathratus. Da Costa Brit. Conch, p. 1 15. 



t. 7. f. 11. 

 Bonanni Rec, and Kirch. 3. f. 1 11. Lister Conch, t. 588. 

 f. 51. Rumphius, t. 29. f. W. Petiver Amh. t. 13. 

 f. 10, Plancus, t. 5. f. 7 and 8. Gualter, t. 58 H. 

 Klein Ost. t. 3. f. 66. Knorr, i. t. 1 1 . f. 5, iv. t. 20. f. 5, 

 and vi. t. 39. f. 3. Favanne, t. 39. f. M 1, and M 2. 

 Inhabits the coasts of Europe and America ; the Mediterra- 

 nean, Iceland, and Sweden. Linnaus. Adriatic. Bonanni. 

 England. Pennant. Italy. Plancus. France, Spain, Hol- 

 land, Norway, and Greenland. Chemnitz. Naples. Ulysses. 

 Shell about an inch and a quarter long, and one third as 

 broad ; white, with nine or ten much elevated longitudinal 

 ribs, and the interstices generally more or less distinctly 

 striped transversely with brown ; it has nine or ten extremely 

 rounded whirls, which taper gradually to a fine point ; the 

 ribs are extended over the base, and united to the thickened 

 lip of the aperture. 



CLATHRATULUs. 90. Shell imperforate, turreted, 

 with rounded sub-contiguous whirls, and thin 

 longitudinal crowded ribs. 



Turbo Clathratulus. Montagu Test. p. 297, and Supp. 

 p. 124. 



Turbo Clathrus, Var. Pennant Zool. iv. p. 129. t. 81. 

 f. 1 1 1 A. Martini, iv. p. 275. 1. 153. f. 1437. Maton 

 and Racket f in Lin, Trans, viii. p. 171. t. 5. f. 1. 



