from the GNU version of the Collaborative International Dictionary of English
- proper n. A genus of extinct animals, so named from fossil footprints rudely resembling impressions of the human hand, and believed to have been made by labyrinthodont reptiles. See Illustration in Appendix.
Sorry, no etymologies found.
The uppermost bed is usually fine-grained and bears the footprints of _Cheirotherium_.
_Cheirotherium_, direct evidence of amphibians is found in such forms as
_Cheirotherium_ was proposed for the unknown extinct animal which had produced these marks.
The hind-feet are not so much larger than the fore; and the two on each side, instead of coming nearly into one row, as in the European Cheirotherium, stand widely apart.
In the coal-field of Westmoreland county, Pennsylvania, there were discovered in 1844, slabs marked with footprints bearing a considerable resemblance to those of the Cheirotherium, and believed to have been impressed by an animal of the same family, though with some important points of distinction.