3^2 WORMS. TESTACEA. 6g. Pinna- 
Rctundata Shell with obfolete fcales, the margin rounded. 
Gualt, left, tab. 8b. A, B. Seba Muf. 3. t. gi.f. t. 
ChetttH. conch. 8 tab. 93. Jig. ^9. A 
Inhabits the Mediterranean ; fometimes above 2 feet long ‘ 
• oblong, whitifli, with perpendicular undulate parallel '''f , 
kies, and very fine concave acute fcattered fcales on the bf® 
cr part. 
^judmpjh with very fine undulate fcales and flexuous 
wrinkles ; the fmaller end pointed and naked. 
Uper,tab. iii^. Gualt. left, tab, ■)%. A, 
ArgenviUe conch, tab. zz.ftg. B. 
Chemn. conch. 8. tab. cjz^ fig. 784. 
inliabks the Mediterranean ; about 1 3 inches long and 6 ^ 
a little chefnut at the larger end and whitilh at the 
the external margin angular. 
Csirnea, Shell thin, flefh-colbur, naked, longitudinally grooved j 
external margin acute and rounded. 
Knorr Vergn, 2. tab, Z^. fig. i. 
Inhabits — ^ fometies variea with white fpots, 
httccaia. Shell fmooth, fstcheUfiiaped, a little ere<S and fllghtly 
tigiate. 
Barbu!., tab. ti. f. 3. Cualt. tejl. tab. 79, F* 
Rumpf. Mu/, tab. 46, N. Petinj Amb. tab. i cp,f. 7. 
Chemn. conch. 8. tab. go, f 779. Lijler, t, 371 ? 
Schreet. einl. in conch. 3. tab. g. fg. 17. J 
Inhabits the Mediterranean and Indian feasj inches lo*’ 2 'iS 
broad ; fell thin, above reddilh, beneath whitilh, above 
with a rounded margin, beneath gibbous, without fcale®> ® 
marked with 10 broadilh longitudinal ftri». 
bigitifor- Shell fmooth, tubular, finger-fliaped, incurved, the extr®"^ 
margin membranaceous. 
Inhabits Inaia. Muf. Lud. Ulr, 546. n. 146# 
Shell flattilh, oblong, pellucid. 
io aia. Shell nakedj lobed. 
Inliihks dndia. Ma/i Lud, Ulr. n. 
Shell Itraw-colour, with purple ftnas, membranaceous ^ 
heart-ihaped when the valves are open j the lateral 
' rounded and broader, with a nerve from the ninge 
I lobes, and from the nerve are lateral lines. 
Vitrea. 
Shell hyaline, with longitudinal fubiindulate ftriar, the A 
with a few fcales and crolfed by other tranfverfe 
at the margin. ^ 
