PLATE XXXII. 



(The cost of this plate has been defrayed by the Carnegie Trust for the Universities 



of Scotland.) 



Fig. 



1. Rhadinichthj/s hihernicus, Traquair; natural size. From the Coal Measures, Jarrow 



Colliery, Co. Kilkenny, Ireland. In the British Museum (Natural History), no. 

 P. 9603. 



2. Scales from the same specimen, magnified five diameters. 



3. Rhadiniclithys inacrodon, Traqnair ; natural size. From the Knowles Ironstone 



Shale, Longton, Staffordshire. In the Ward Collection, British Museum (Natural 

 History), no. P. 7990. 



4. Counterpart of the head of the same specimen, enlarged by one-half. Also in the 



British Museum (Natural History). 



5. Flank-scale from the same specimen, magnified five diameters. The ailicular peg 



is not shown. 



