WORMS. TESTACEA. 66. Oftrea. 
267 
Lijier conch, tab. 190, 191. 
Seha Mitf. 3. tab, 87.7^. 15- 
Knorr Vcrgn 2. tab. 3 fg. 2 ? 3 ? 
(Jhemn, conch. J'. tab. hj. jiV, 646. 
'‘‘'chrcet. Ei/.l. in conch. 3. tab. 9. fg. 3. 
2. Knorr J’ergn. 3, tab. 28. fig. 4. 
' Inhabits northern feas ot ’Europe: 2\^ inches long and broad. 
&hell gaping, generally variegated with fpots and other marks : 
rays actite, fometimes rounded : margin repand and toothed 
within : ears with decuflate wrinkled ftrix, the larger one 
emarginate and fpinous under the incifure. 
Shell equivalve, gibbous, with 2o glabrous rays. 
Bro>vj>t Jfamaic. tab. ip. f. 10. Gualt. test, t. 73, F. 
Regenf. conch, i. tab. i.fg. n- t. 2,f. 16, 17. 
Knorr Vergn. 1. tab. \ Z,f. 2, iif 2. /. 5. y. 4. 
Chemn. coitch. 7. tab.b^, fig. 619, 620. 
2. Lifter Conch, tab, 182. f, 19- 
Inhabits the American and Atlantic feas. 
Shell convex each fide, red with fotneiimcs a few white fpots, 
and marked with fine crenate longitudinal ftria ; ; margin cre- 
natc j ears nerrly equal. 
Shell white with flefli-coloiir fpots ; the rays glabrous, 32 
on the lower-valve and 25 on the upper. 
Born, Mn/.Cce/. Find. tefi. tab. 6, fig. 5, 6. 
Chemn. conch, J. tab. 63. fg. 603, 604. 
inhabits ftiores of Malabar-, about if- inch long and fomething 
broader: margin plaited, crenate ; /fawr-'t’a/w with an emar- 
ginate fpinous ear, upper- valve flattened. 
^^‘I^non 
'^1 Shell thin, flattened, pellucid, with very fjnc tranfrerfe 
wrinkles and 1 1 rays. 
Bonan.recr, and Muf Kirch. 2 , fg. 14. 
Knorr Vergn, 4. tab. 12, fg. 13. 
Born Muf. Ctsf. Find. tell. p. 97, noign.fg, 6. 
Chemn. conch. 7, tab, f 614. 
Inhabits ^/’eil/fpotted with red, white and black : rays 
waved; earr nearly equal. 
Jjlt 
andi 
‘ca. 
Shell orbicular, with purple circles and about too rays. 
It. Wgoth. tab. fig. 7. Lifer, tab. 1057, /I 4. 
Gualt. test, tab. 73, R. SebaMuf, 3. /, ij,/, 7, 
Knorr delic. tab, B. il. fig. 3, 4, 
Knorr Vergn, t. tab. 4, fg. i. r. 5, f 2, & 5. /. 15. /. 1. 
Spenglcr ^chreb.Katurf i. tab, fg, 
Chemn. conch, 7. tab, 63. fig. 613, 616. 
h 1 3 
Inhabits 
