Fig. 26.

Photograph of the skeleton of a large carnivorous Reptile from Triassic strata in North Russia, discovered by Professor Amalitzky and named by him, Inostransevia. The head alone is two feet in length.

Fig. 27.

Photographs of completed models of the Devonian fish Drepanaspis, from Devonian slates of North Germany, worked out by Professor Traquair. The models are in the Natural History Museum, London.

Fig. 28.