264 C O N C H O L O G Y. 



which is fully defcribed and figured in the 

 memoirs of the Bononian Infiitute ^. 



Family 6. Pe6luncuh PolyginglymijOr 

 multarticulate Cockles. The Shells of this 

 family refemble the Cockles in all refpefts 

 except the hinge ; which in thefe is fur- 

 niflied with a great number of teeth, and in 

 thoie with but few. PL VI. iig, 9. 



This family has not many fpecies. 



The rank the multarticulate Cockles 

 hold in Lifter is Lib. iii. P. IL Se£l. 2. 

 cap. 2 and 3, or Pe£lunculi Leptopoly- 

 ginglymi margine rotunda. Woodward 

 ranks them in Art. 2. of SedV. r. of Clafs 3, 

 alfo on the fame account of their being 

 of a roundifli fhape (Jigiira Jubrotundd). 

 Linna;us places them in his 312 genus of 

 Area ; and the other authors have mixed 



* De infigni quodam Cftreo, & Jofephi Montii de 

 Oftreo foliili magnitudine oc figura inlignl. Coiumen- 

 tarii Inftituti Bononienfis. Vol. 11. P. I. p. 71. Vol. IL 

 P. II. p. 339, cum fig. 



them 



