10 



MY A, 



BIVALVES. 



Linn, names. Gm. Engl. names. Synonyms. 

 GAPER. 



IV. MYA. 

 1 truncata 



3217 abrupt 



2 arenaria 3218 sand 



Habitat. 



). E.M. 

 t.229,/. 2. C.6, f.l, 

 /I. M.p.32. TF. 

 p.90, #.17,/.1,2. Britain, &c. 



.*.418,/262. E.M. 



t .229,/.l. C.6, #.1, 



/.3,4. D.f.85. -M. 



#.30. TF.p.91,^.17, 



I. Britain. 



3 couvexa convex 



4 declivis sloping 



5 prsetenuis spoon-hingeD..176. M.p.4l, t.\ t 



/.I. TF.p.94, f.24, 



6 anatina 3221 duck 



7 globosa 

 3 arctica 



C.6,<.3,/13-16.E.M 



#.229,/3. TT.^.94. Africa. 



globular W.p.95, #.24,/.4-6. u. 



3220 arctic W.p.95. North Seas. 



