PaleoDB taxon number: 64372
Full reference: W. R. Hammer and W. J. Hickerson. 1994. A crested theropod dinosaur from Antarctica. Science 264:828-830
Sister taxa: none
Type specimen: FMNH PR 1821, a partial skeleton. Its type locality is Mt. Kirkpatrick, Beardmore Glacier, which is in a Sinemurian/Pliensbachian fluvial siltstone in the Hanson Formation of Antarctica.
Ecology: ground dwelling carnivore