WORMS. TESTACEA. 66. Oftrea. 265 
Shell with 9 llriate rough rays : one of the ears very fmall. 
Bman. recr. fig- 7- Mufi Kirch, z.f. 8. 
Barn. Muf. Cafi. Viad. teft, tab. 6. fig. 2. 
Ckemn. conch. 7. tab. 64. 612. t. 65. ^ 613. 
Inhabits the Ihores of Jfirtca: fmall, thin, pellucid, generally 
pale fiefh-colour fpotted and veined, within glabrous white, 
with fubundulate rays and crenate plaits on the margin : ears 
with tranfverfe knotty llrias. 
Shell nearly equivalvc with 9 rays, fmooth with fpoon-like 
hemifphmrial fcales on the lower valve. 
*. Chemn. conch. 7. tab. 66. fig. 625 — 627. 
Inhabits the African Seas : ovate, minute, pellucid, glabrous, 
white; the upfer-ntalve fpotted with red. 
O44 
itef. 
“ Shell fmooth on the omfide with 24 doubled rays. 
Chemn. conch. 7. tab. 66. fig. 622 — 624. 
Inhabits the Indian Ocean-, refembles V. Pleuronefles, but is 
lefb : Jheli with very fine decullate ftriae ; the lower-valve pale 
reddilh, and yellowilh at the hinge; uppei -valve dirty red 
or pale tawny. 
Shell equivalve with 22 rough rays : ears fmall. 
Lister conch, tab. iSj.yijg'. 22. G. a.t. test, tab 74. M? 
Chemn. conch. 7. tab. 66 fig 628. 
Inhabits the Mediterranean , dtlantic and American Seas. 
Shell roundifli flattilh, red Icarlet or rawny ; the fpaces between 
the rays Ilriate longitudinally: about 2 inches long and i|: 
broad. 
* It 
Shell equivalve with about 30 comprelfed rays befet with 
tranfverfe pricitly fcales; one car very fmall. 
Boncvans Brihjk Shells, i. tab. l.fig. 1. 
Pennant Brit, Zool. iv, tab. 61. fig 64. 
Pa Cojia Brit conch, t. lO.f. I, 2,4, y, 7, 9. 
hider concb. tab. 187. Argen-viile conch, tab. 24. H* 
Bonan. recr. and Muf. Kirch. 2. fg. 5. 
Cuah teft. tab. 73. G, H. tab. 74. R. 
Kmrr Vergn. 2. tab. \%. fg. 3 — 5. t. n f. 3. f. 12 f. 5, 6. 
t. \ b.f. 2. -Argenos. conch, tab. 24. H. 
Chemn, conch. 7. tab 66, fig. 633, 634. 
Inhabits moft European Seas: varies much in colour, from pale 
yellow to various ihades of orange and brown, with fometimes 
a few white fpois : Jhell rather convex, with rough jags or 
fpinous protuberances down the rays ; fpaces between the rays 
not ilriate : one ear very fmall with a double row of fpines, the 
other with wrinkled plaits and armed beneath with 5.7 ipines. 
VOL. IV.— LI 
*PultOi 
