Species: morenoi CLARK & HERNANDEZ, 1994
Etymology: In honor of Sr. Fidencio Moreno, of Huizachal, Tamaulipas, for his gracious and amiable help in discovering and collecting fossils for this formation.
Holotype: IGM 6620
Locality: Western part of Dinosaur National Monument South, Huizachal Canyon, Tamaulipas State, Mexico.
Horizon: Lower part of the La Boca Formation.
Age: Early or Middle Jurassic.
Material: A nearly complete skull, missing the tip of rostrum, with articulated
mandible and 8 articulated vertebrae.