WORMS. TESTACEA. 65. Area. 249 



t 



u Shell roundifh veritricofe inequivalve muricate, with fcat- 

 tered unequal fcaly fpines. 

 Inhabits America. Regenf. conch* I. t. 4./*. 44. 

 Shell citron colour. 



i* Shell rdundilh, longitudinally ftriate: pofterio'r (lope retufe* 

 Molin.nat. Hist. Chili, p. 178. 



Inhabits the Chilefe mores, where it buries itfelf in the fands: 

 jhell white violet and yellow, within elegantly purple: about 

 4 inches in diameter: the fifti is a very rich and plcafant foodr 



7 * Shell fubofbiCuUr* with Very deep grooves: the wrinkles 

 (lightly imbricate: margin doubly folded. 

 Inhabits — ~about the fize of a man's finger; gibbous, thick, 

 with 50 grooves; the outer margin with concave eminent 

 projections from the wrinkles, the inner margin obtufe plaited: 

 hinge with 2 or 3 oblique grooves declining towards the an- 

 terior fide* 



nca* Shell oblique with a lateral oblique pit, wrinkled: callus 

 of the hinge toothed. 



Inhabits Barbary ; refembles Anonaia Gryp.hi. 



Shell very ponderous and thick, about the fize of a f 1; beaks 

 obliquely incurved back : anterior Hope longitudinally grooved 

 and oblique towards the beaks, pofterior flope longitudinally- 

 concave. 



^orallio- Shell Cylindrical white diaphanous, with decuflate ftrise; the: 

 phaga* tranfverfe Itrias arched and imbricate. 



Inhabits =» Chemm conch. 10. tab. ijz.fg. 1673, 1674. 



65* ARCA. Animal & Tethys? Jheti bivalve, 

 eq.uivalve: hinge with numerous iharp 

 teeth alternately inferted between each 

 ether, 



A. Margin very entire: heals recurved. 



Shell parallelipiped, deeply ftriate longitudinally, the leffer 

 valve obliquely carinate. 

 Rumpf. JvImJ. tap* Atf.fig. k. Gualt. ted. tab. 95. B. 

 Bonann, Muf. kirch. 2. fig. 122, 123. Barbut. tab. -J. fig. I. 

 Petri, amb. tab. 20. fig. 9. Argent, conch, fab, 1 9, I. 

 Klein oflr*. tab. B.fig, l6. Lejjfer teft \ jig 4 137, 



VOL. IV.— I i Kmrr 



