wo WORMS. TESTACEA. 66. Oftrea. 
Faponicas Shell equivalve, a little convex, margined with yellow; 
( upper-valve with faint lines croffing concentric traní- 
verfe bands, and 48 elevated ftris within. 
Chemn, conch. 7. tab. 62. fig. 596. | 
Inhabits fhores of Guinea and Japan; 5L inches long and broad: 
retembles O. Pleuronectes, but is is coarfer and thicker: ears 
very finely wrinkled, and furnifhed with a protuberance or 
knob beneath : /ower-valve ochraceous and quite fmooth., 
Magellanxie Shell equivalve, glabrous, with oblong crowded ftriz. 
as Chemn. conch. 7. tab. 62. fig. $97. 
]ühabits the Straits of Magellan; yrefembles O. Pleuronectes : 
fell lateritious, not radiate, quite {moth within : zpper-valve 
more convex; Jower-va/ve flatter than in molt others: ears 
tranfvarfely ftriate. 5 
Hybrida. Shell with 9 or 10 rays, the interftices longitudinally ftri- 
ate: margin repand within. | 
Lister conch. tab.173. Klein Oftrac. t. 9. f. 3t, 
Chema. conch. 7. tab. 63 fig. 601,602. x : 
Inhabits the Noravay feas; thin: lower -valve white, upper-valve 
fanguineoy:, with anguler veins and lines, 
Radula, Shell nearly equiwalve, with 12 convex rays croffed by 
| : crenate {tria. 
Barbut, tab. 8. fg. 2. Rumpf. Muf. ?. 44. A. 
Lifter conch, tab. V74, fig. Y1? fab. 175, f. 12. 
Petro. Amb. tab. 17, foi. Gualt. test. tab. 74. L. 
Argenv. conch, tab. 24. D. Knorr Vergn. 5. 1. 9, f. 4? 
Chemn. conch. 7. tab 63. fig. $99, 600. 
Inhabits the Indian Ocean: 3% inches long, 22 broad. 
Shell oblong, white, or varied with white and brown:  Jeaver- 
valve a litile more convex ; ears wrinkled and furrowed with 
oblique ftriz. 
Inlrigata, Shell nearly equivalve, flattifh, with 9 unequal rays im- 
bricate with fcales. 
Chemn. conch. 7. tab. 69. f. G. 
Inhabits the Red Sea; refembles the laft, 
Shed whitith with purple fpots, and a little crenate at the mar- 
gin; the rays alternately larger. 
Civ arith da Shell roundifh, with § convex chefnut rays: ears roundifh, 
ph ids white with a yellowifh border. 
Knorr Vergn. 2. tab. 19. f. 4. 
Inhabits ——— Shell 1$ inch long and z broad. 
V Plicg 
