278 
WORMS. TESTACEA. 66. Oftrea. 
Schrcet, Einl. conch, 3. f, 378, 
Found firmly fixed with the Lepaj Tintlnnabulum. 
Annulatd. ghejj equivalvc orbicular white, with concentric 
Inhabits l^orth ^uli, Zool^ Dan^ prodt* 258". 
Retufa. Shell eqiiivalve oblong white glabrous flriate ; with ao 
bo or knob remote from the hinge, 
, Inhabits Mull. Zool.Dan, prodr, 
C, Hinge with a perpendicular grooved linCt 
Ferna, 
Shell eqiiivalve obovate unequal, rounder at one end, 
Barbut. tab. ^.fig- 3. Lifer, tab. 190. 228. 
Klein of r. tab, Z.fig, 19, 20. Seba Muf. 3. tab. go. ‘ 
Martin Bcjch Naturf, 3. tabt 7. fig, 20, 21. 
Chemn. conch. 7. tab. S 9 ’/'g- S 79 ' 
Schraet. Einl. in conch, o^.tab, 9, fig. J. 
Inhabits the Indian and American Seas ; about 2f inche* 
and in figure foraething refetnblej a ham or gammon 
Jhell white or dull ferruginous, lamellate, fmooth at the hi 
with a ihort ftraight open beak. 
' ll' 
Jfognomum. Shell equivalvc, with a larger lobe nearly forming 
angle with the hinge. 
Barbut. tab. 9. fig. 4. Rumff. Muf. tab, 47. I. 
Petiv. Amb. aq. tab. zo.fg. II. 
Klein oP.r. tab. %.fg. 1 5, Seba Muf. 3. /. gi, /I 6. 
, Qhemn. conch. 7. tab. 59. 584, 
2. Seba Muj. ^.tab. <)l.fg 7. 
3. Gualt. tell. tab. 97. A. Falent.abh, tab. X^.fg. 3* , 
Seba Muf 3. tab. s)\.fg. 8. 
Knorr Fergn. 4. t, io.f, I, 2. and 6. /. l^.f. 1. 
Martin Befch. Naturf. 3. /. 7, y. igj 
Chemn. conch. 7. tab. ^9, fig. 582. 
4. Chemn. conch. 7. tab. ^9. fig, 583. 
Inhabits xihe. Indian Ocean zv.B South Seaf, 5—7 inches 
about I i broad in the middle : fiell black with a viol*’’ 
ture and pearly within ; lamellate with an open beak ■' * 
rare Ihell. 
Ephippium, Shell equivalve orbicular comprelTed membranaceous* 
Lifter conch, tab. zz^j. Klein, oftr, tab, \%,fg, 8. 
Seba Muf. 3. tab, 90. fig. i. 
Knorr. Vergn, 6, tab. 21. ftg. I. 
Martin Befch. Naturf. 3, t. 7. f. 22. 
Chemn. conch. 7. tab. 58. fg. 576, 577, 
