WORMS. TESTACEA, 67, Anomb. 28-7 
Bir» Muf. Caf. Vind. teli.p. ii6. vign. 
Spenghr cataL raif, tab. 4 *y. *» 
Schrat. Journ. 3. tab. Z. f. I . 
Chemn. conch, 8. tab, 78. 707 7 ° 9 * . , 
Inhabits the Mediterranean ; 1 1 inch long giuj about an 
broad : glofly within. 
Cr 
fjnooth, ventricofe, with fine tranfvcrfe ftri?c. 
Inhabits Nernuay Jeas, Schrcet, Journ. 3. tab. z.f. 2, ^ 
Shell i of an inch broad and fomething longer, very thm, covers 
ed with a dirty brownifti Ikin, under which it is fnowy and 
pellucid t the longer valve perforated at the tip, with ve^y fine 
tranfvetfe firise .crofiing very crowned undulate longitibtpa* 
ones. 
Shell heart-fhaped, folid, with arched tranfverfe rings and 
wrinkles, and longitudinal ftrix and grooves; the 
' convex valve perforated nt the t’P ^t)d elevated on ,thp 
back, 
Gunther NaturJ. 3. tab. t,, fig‘ 1 — - 3 * 
Chemn. conch. ?■. tab, -ji. fg.Jio, J\l. ji n ■ 
Inhabits Uegallamc feas, and is often found foffile : Jh(ll cine* 
reous, the nurgin repand. 
’‘^acea. Shell horny with very fine longitudinal flria: ; the fhorter 
valve gibbous-; the longer one flat with an incurved 
perforated tip, the perforation triangular, 
Lister, tab. zi 1. /. 46. Argen-ville conch, t. Z3. 6. 
Klein oflr, tab. 12, fio. 8^,85. 
Sptngler catal.raif. tab. 4. Jig. 8. 
Lhesnn, conch, 8. tab. 78. fig, 713* ' « -j 
Inhabits Gf&enl&Tid feas ; very rare t Jhell rather large, pelluci. , 
with an acute finooth angular margin. 
Shell yellowilh, pellucid, thin, with very fine tranfvcrfe 
flriat, tricufpidate, with tubular points, the va.ves 
Chemn, conch. 8, p. 65, ‘vign, 1 3. /. a— d. F, tx. 
Inhabits the Mediferranean : the broader fide with plaits and 4 
longitudinal grooves : crown obtufe, femiorbicular. 
Shell ovate, antiquated, with an obtufe caniculate beak. 
Inhabits Lister conch, tab. 2II. fig- ^S- 
Klein ofir. tab. 12, fig. 8z, 83. 
Shell fubovate, folid, with a caniculate beak. 
Schrat. Jcurn, *. tab, 2, Jig. 3. 
Inhabit^ 
