10 



MY A. 



BIVALVES. 



Linn, names. 

 IV. MYA. 



1 truncate 



2 arenaria 



6 



7 globosa 



8 arctica 



Gm. Engl. names. 

 GAPER. 



3217 abrupt 



Synonyms. 



Habitat. 



3218 sand 



L. t. 428, /. 269. E.M. 

 *.229,/2. C.6,U,/1. 

 P.B.ZA,tA4>. M.p.32. 

 W.p.90,t.l7,f.l,2. Britain, &c. 



L. t. 418, /. 262. E.M. 

 *.229,/.l. C.6,U,/.3,4. 

 P.B.ZAJA5. D.t.85. 

 M.t.30. W.p.9\,t.l7, 



3221 duck 



globular 

 3220 arctic 



t.24,,f.7-9. 



C. 6, t.3,f. 13-16. E.M. 

 *.229,/3. W.p.94>. Africa. 



W.p.95, <.24,/.4-6. u. 



Jf>.95. North Seas. 



