764 TROCHUS. 



Gualter, t. 63. f. A.? Chemnitz, v. p. 86. t. 168. f. 1620 

 and 1621. 



Inhabits the coasts of Coromandel. Chemnitz. Isle of France, 

 Ambo}'na, and New Zealand. Favanne. 



Shell an mch and a half, or two inches long, and about equal- 

 ly broad at the base, of a greenish colour, more or less ting- 

 ed with brown, and marked with longitudinal slightly undu- 

 lated libs ; the base is remarkably hollow and concave, and 

 has a large cavity at its centre. 



VERNALis. 8, Shell conical, with transverse nodu- 

 lous belts, which are larger at the sutures, and 

 the upper whirls white. 



Trochus vernalis. Chemnitz, v. p. 89- t. I69. f. 1625 and 



1626. 

 Trochus vernus. Gmelin, p. 3571. Schreibers Conch, i. 



p. 251. 

 Trochus Diadema. Ulysseses Travels, p. 468. 

 Trochus, No. 49. Schroeter Einl. i. p. 700. 

 Inhabits the East Indies. Chemnitz. Bay of Naples. Ulysses^ 

 Shell about an inch and a quarter long, and the breadth, by 

 Chemnitz's figure, appears rather to exceed the length ; the 

 transverse row of nodules next the sutures is larger than the 

 others, and Ulysses says the sutures are marked b}" an eleva- 

 tion like a pearl necklace ; the colour is greenish, except the 

 upper whirls, which are white and speckled wilh brown. 



CONSPERSUS. 9. Shell conical, with transverse 

 rows of nodules, and the lower margin of the 

 whirls glabrous ; base flat, and white spotted 

 with red. 



Trochus conspersus. Gmelin, p. 357 !• 



Trochus, No. 50. Schroeter Einl. i. p. 700. 



Le Pavot boutonne. Favanne, ii. p. 349- ? 



Gualter, t. 60. f. B. Chemnitz, v. p. 90. t. 169- f. 1627. 



Inhabits the East Indian Seas. Chemnitz. 



This shell appears, by Chemnitz's figure, to be fourteen lines 

 long, and about equally broad, and the lower whirls are said 

 to be covered with white, greenish, and buff-coloured spots, 

 and the summit with black and red ones ; the inside is pearly. 



TENTORIUM. 10. Shell conical, green, somewhat 

 obliquely ribbed, and the margin of the upper 

 whirls nodulous; base flat, and the pillar 

 slightly plaited. 



