Anterior and posterior views of the right hind foot of a Pleistocene cave hyena from Tor Bryan Caves near Torquay, now kept in British Museum.
Date 1866
Source A monograph of the British pleistocene mammalia
Author William Boyd Dawkins, Sir, 1838-1929; et. al.
Source: https://commons.wikimedia.org/wiki/File:British_Pleistocene_Mammalia_(1866)_Cave_Hyena_Pes_1.png

The cave hyena or Ice Age spotted hyena (Crocuta crocuta spelaea) was a paleosubspecies of spotted hyena which ranged from the Iberian Peninsula to eastern Siberia. It is one of the best known mammals of the Ice Age and is well represented in many European bone caves.