SYSTEMATIC INDEX OF PLATES 

 *«** UNIVALVE SHELLS not turbinated. 



Plate LXXXIX. 



N e i45. Common Limpet, 





146. Flat L. 





153. Striated L. 



XC. 



147. Bonnet L. 





148. Inclining L. 





1 50. Tranfparent L. 





151. Smooth L. 





152. SlitL. 





154. CommonTooTH-SHELL^, 



XCI. 



1 55' Spiral Serpule. 





157. Intricate S. 





158. Twined S. 



XCIL 



162. Honey-combedSABELLA 





163. Tube S. 





161. Coarfe S. Vide tab. xxv. 





and 39. 



XCIII. 



Beardlefs Ophidium. 





Pr.Zooli'm. Appendix, 



In Plate LXXIX is engraven the Buccinum 

 decussatum from Weymouth. It is a young fhell. 

 When old, the lip is revolute and granulated. 



In Plate LXIV. at the bottom, are three etch- 

 ings of a Mytilus, from Weymouth : a new fpecies, 

 10 



