>x>\ 



PLATES IN VOL. I. 



Plate I. Sphrigodesgunni, Deiradognathus fasciatus, and Oylindrobaris 

 ornata. 

 II. Protoechinus anceps. 

 III. Portions of lower jaw of Stereognathus ooliticus. 



51 



Mollusca from Persian Gulf aud Arabian Sea. 



ERRATUM. 



Page 157, line 4, and page 158, line 37, for Cypricardia read Venerupis, 



