61 



c. Slab showing impression of part of a skeleton referable either 

 to Ophiderpetum or to a large species of Dolichosoma. 

 Geological Survey Collection. 



FAMILY UNCERTAIN. 

 CHIROSAURUS BARTHI. 



Chirotherium, an Chirosaurus, barthi, Kaup, Neues /ahrb., 

 1835, p. 328. 



From the Bunter Trias of Hessberg, near Hildburghazisen^ on 

 the flanks of the Thuringerwald. 



a. Slab of rock showing prints of a fore and hind foot. 



b. Two casts of slabs with foot-prints. 



Dublin :— Printed at the Science and Art Museum. 



