﻿PLATE V. 



1. Elonichthys caudalis, Traquair. Natural size. Fenton. Collection of Mr. Ward, F.G.S. 



2. Impression of the greater part of the head of the same specimen, incapable of being 



represented in the preceding figure, owing to its being bent over at nearly a right 

 angle to the body at the shoulder. 



3. Scale from the flank ; magnified. 



4. Several scales, situated more towards the ventral aspect, and a little further back ; 



magnified. This and the preceding figure have been drawn from " squeezes " in 

 modelling wax. 



