PaleoDB taxon number: 57683
Full reference: J. I. Kirkland and K. Carpenter. 1994. North America's first pre-Cretaceous ankylosaur (Dinosauria) from the Upper Jurassic Morrison Formation of western Colorado. Brigham Young University Geology Studies 40:25-42
Sister taxa: none
Type specimen: MWC 1815. Its type locality is Mygatt-Moore Quarry, lower mudstone, which is in a Kimmeridgian/Tithonian pond mudstone/conglomerate in the Morrison Formation of Colorado.
Ecology: ground dwelling herbivore