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WORMS. TESTACEA. 67. Anomia. 
Born Muf. Caf. Vind. tef, p. 116. «ign. 
Spengler catal. raif. tab. 4. f. 1,2. 
Schrat. Tourn. 3. tab. 2. f. 1. 
Chemn. conch. 8. tab. 78. f. 707—709. 
Inhabits the Mediterranean; 1i inch long and about an inch 
broad: gloíly within. 
Cranium. Shel! fmooth, ventricofe, with fine tranfverfe ftriz. 
Inhabits Noravay feas. Schrat. Tourn. 3. tab. 2. f. 2. 
Shell 4 of an inch broad and fomething longer, very thin, cover- 
ed with a dirty brownifh fkin, under which it is fnowy and 
pellucid : the longer valve perforated at the tip, with very fine 
tranfverfe ftri: crofüng very crowded undulate longitudinal 
ones, 
Dorfata. Shell heart-fhaped, folid, with arched tranfverfe rings and 
wrinkles, and longitudinal ftri: and greoves; the 
convex valve perforated at the tip and elevated on the 
back. 
Gunther Naturf. 3. tab. 3. fig. 13» 
| Chemn. conch, 8. tab. 78. fig. 710, 711. 
Inhabits Megallanic feas, and is often found foffile : fhel/ cinc- 
reous, the margin repand, 
Pfttacea, Shell horny with very fine longitudinal ftriz; the fhorter 
valve gibbous; the longer one flat with an incurvec 
perforated tip, the perforation triangular. à; 
. Lister, tab. 211. f. 46. Argenville conch. t. 23. 6. 
Klein offr. tab. 12. fio. 84, 85. 
Spengler catal. raif. tab, 4. fig. 8. 
Chemn. conch, 8. tab, 78. fig. 7134 a--c. 
lnhabits Greenland feas ; very rare: _fhell rather large, pellucid, 
with an acute fmooth angular margin. 
Tridentate Shell yellowifh, pellucid, thin, with very fine tranfverfe 
ftris, tricufpidate, with tubular points, the valves 
united. | 
Chemn, conch. 8. p. 65. «ign, 15. fea--d. F, G, 
Inhabits the Mediterranean: the broader fide with plaits and 4 
longitudinal grooves: crown obtufe, femiorbicular. 
- Spondyledes Shell ovate, antiquated, with an obtufe caniculate beak. | 
Inhabits Lister conch. tab. 21A. fig. 45. 
Klein ofr. tab. 12, fig. 82, 83. 
Ventricofa, Shell fubovate, folid, with a caniculate beak. 
Schrat. Journ, 2. tab. 2, fig. 3s 
Inhabits 
