Description originale
J. I. Kirkland, B. B. Britt, and C. H. Whittle, S. K. Madsen, D. L. Burge. 1998. A small coelurosaurian theropod from the Yellow Cat Member of the Cedar Mountain Formation (Lower Cretaceous, Barremian) of eastern Utah. Lower and Middle Cretaceous Terrestrial Ecosystems, New Mexico Museum of Natural History and Science Bulletin 14:239-248
J. I. Kirkland, B. B. Britt, and C. H. Whittle, S. K. Madsen, D. L. Burge. 1998. A small coelurosaurian theropod from the Yellow Cat Member of the Cedar Mountain Formation (Lower Cretaceous, Barremian) of eastern Utah. Lower and Middle Cretaceous Terrestrial Ecosystems, New Mexico Museum of Natural History and Science Bulletin 14:239-248