The holotype is specimen MCZ 3386, found by Donald Baird in June 1955. It consists of a partial skeleton with fragmentary skull, a spine from the axis, four back vertebrae, four tail vertebrae, neck ribs, dorsal ribs, a shoulder blade, two humeri, and the right pelvis.
The holotype, specimen MCZ 3386, was found by Donald Baird in June 1955. It includes a partial skeleton with a fragmentary skull, a spine from the axis, four back vertebrae, four tail vertebrae, neck ribs, dorsal ribs, a shoulder blade, two humeri, and the right pelvis.