- noun:
- An extinct pet of large-size, known from its three-toed footprints in Mesozoic sandstone.
- A genus of gigantic pets, formerly supposed to be wild birds, now thought to be dinosaurian reptiles, known just by their tracks when you look at the Triassic formation regarding the Connecticut area. The stride had been about 8 foot, therefore the length of the footprint about 17 ins.
How would you define brontozoum?