WORMS. TESTACEA. 62. Venus, 244 
* Geograe Shell inequilateral thin; with fine decuffate ftriz, white re- 
phica. ticulate with brown. . 
Gualt. teft. tab, 26. fig. H. 
Chemn. conch. 7. tab. 42, fig. 440. 
Inhabits the Mediterranean and Britifh coaffs, 
Rotundata. Shell ovate, a little angular before, with tranfverfe ftrix: 
middle tooth of the hinge bifid. 
Argenv. Zoom. tab, 12. D. Olear gotl. tab. 29. fiz. 2. 
Knorr. Vergn. 2. tab. 18. fg. 4. 1 
Chema, conch, 7. tab. 44. fg.» A41... ! 
Inhabits the Indian Oveaz ; 1 4 inch long and 3 broad; brown- 
th or yellowifh with rays compofed of brown and yellow 
{pots : pofterior flope ovate lanceolate. 
* Decuffata, Shell ovate with decuffate ftriz, angular before. 
Gualt tefl. tab. 85. fig. E, T, L. Brit. Zodl. iv. t. 56. f. 56? 
Bern Muf. Ces. Vind. test. tab. 9. fig. 2, 3. 
Chemn. conch. 7. t. 43. f- 455, 456. 
Inhabits the Mediterranean; 1 1 inch long and 2 broad. 
Shell thick ftrong convex, varying in colour, radiate fpotted or 
ftreaked; within white mixed with yellow: pofterior flope 
very minute and retufe: anterior flope long narrow with ge- 
cn an inner blue margin: hinge with generally 2 cleft 
teeth, 
Virgina. Shell fubovate, fubangular before, with unequal tranfverfe 
{triz: anterior flope tumid. 
Chen. 7. tab. 424 fig. 447. t. 43+ f- 457, 458. a—Cc. 
Inhabits the Adriatic, and other feas * refembles the laft, but is 
lefs and withoüt the perpendicular ftria. 
Shell reddith, fometimes radiate. with cinereous fpots or angular 
brown lines, within white or yellowifh; fometimes biue at the 
fides or margin, more or lers ovate, and the tranfverfe ftria 
more or lefs confpicuous: the filh is eatable. 
~ 
Virginica, Shell ovate tratifverfely wrinkled: hinge with 2 teeth. 
Inhabits Virginia. Liffer conch. t. 390. f- 229. 
Sheil about an inch long and 1 £ broad. 
t 
* RLombzi- 
Ps Shell depreffed rhomboid, with concentric and very neat 
ftrixe; pale brown variegated. 
Inhabits Britifh Coafis; Brit. Zool. iv. p. 97. t. 55* 
Shell 2 of an inch long and 1 2 broad. 
Gruentata. Shell ovate inequilateral, tranfverfely ftriate and {potted with 
red. : 
VOL. IV.—Hh Lister 
