PLATE XL 



Fig. 



1. EhnicJiilujs Robisoni, Hibbert, sp. ; variation Dunsii, Traq. ; natural size. From 



the Calciferous Sandstone Series (Oil Shale), at Broxbuin, Linlithgowshire. Li 

 the Museum of the New College, Edinburgh. 



2. Elonichthys Robisoni, Hibbert, sp. ; flank scale from the same specimen ; magnified. 



8. Elonichthys Robisoni, Hibbert, sp. ; sculpture of the rays of the anal fin from the 

 same specimen ; magnified. 



4. Elonichfh,ys Robisoni, Hibbert, sp. ; variation in/erwedi//s, Tnxq. ; natural size. 

 From Calciferous Sandstone Series (Oil Shale), West Calder, Midlothian. This 

 is the speciuien named E. tenuiserratus by the Author in 1879. 



