from The Century Dictionary.
- noun An extinct reptile, or, as now supposed, a stegocephalian amphibian, whose usually five-toed tracks (indicating a large hind foot and smaller fore foot) occur in the Triassic sandstones of Germany and Great Britain. Also
Sorry, no etymologies found.
Having noticed these vegetable remains, the visitor should cross to the northern wall of the room, and examine the sandstones upon which the tracks of an extinct animal called the chirotherium -- and footprints, supposed to be of birds, are distinguishable.