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



cannot fhut clofe at that part* PI. VIL 

 fig. 16. 



The name of Chama, notwithftanding 

 its fignification of a gaping or open body, 

 has of late years been very erroneoufly 

 applied to Shells which always fhut clofe, 

 as the Cockles, &c. * 



There are very few fpecies of this 

 genus. 



Genus 3. Solenes, Sheaths, or Razor ^ 

 Shells. Thefe are very broad, though ex- 

 tremely (hort. They are open at both ends ; 

 raid the hinge has teeth placed quite at one 

 end. PL VII. fig. 8. 



There are very few fpecies of this 

 genus. 



Genus 4. Pinna?, Sea Wings or Hams. 

 The Pinns are Shells of a fomewhat tri- 



* Chamae a Grscis XvTy,oi nominatse funt ab 

 lilando, propterea alii illas etiam Hiatulas vocarunt. 



angular 



