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



PI. VI. fig. 7. fliews the under Shell of 

 another kind, with its griftly appendages s 

 lately difcovered recent or living. 



PI. VI. fig. 10. (hews a large foffil kind 

 with a multarticulate hinge, not yet dif- 

 covered recent or living, 



I now proceed to Part II. or Shells that 

 have equal valves, and fhut clofe ; fuch ^s 

 the Cockles, Tellens, Mufcles, &c. 



I ihall fubdivide this Part mto three 

 Sedions, viz. i. Multarticulate, or with 

 a great number of teeth on the hinges. 

 -2. Articulate, or with few teeth : and 

 3. Inarticulate, or without any teeth. 



Part II. Seftion i. Leptopolyginglymi, 

 or naultarticulate Shells. 



The multarticulate Shells give us three 

 families, viz. 



Family 



