ANCIENT SALAMANDERS 99 
of Shropshire, is to be seen at the Natural History Museum 
(Gallery No. V. of the Geological Department). It is fortunately 
Fia. 20.—Skull of Hryops macrocephalus, from Permian strata, Texas. 
(After Cope.) 
uncrushed, and shows the natural contour of the skull and 
lower jaw. The specimen was presented by George Maw, 
Esq., F.G.S. 
Fic, 21.—Skeleton of a Labyrinthodont, Actinodon, from Permian strata. 
(Partly after Gaudry.) 
In Actinodon the skull is short and wide, the nostrils are large, 
and the muzzle is broad. Fig. 21 is a drawing of the complete 
