Species: vallisparadisi MONES, 1980
Etymology:

Holotype: No. 27.II.78.1 SPV-FHC

Locality: Los Rosanos, Eden Village, Km 212 de la ruta 26(31'48"S 56'o2"W), department of Tacuarembo, Uruguay.

Horizon: Tacuarembo Formation.

Biostratigraphy:

Age: Neocomian Subepoch? Early Cretaceous Epoch, Early Cretaceous.

Material: Anterior portion of skull to the mid-section.

Note: SOTO, PEREA, TORINO, BATISTA, & MONTENEGRO, 2016 refer a frontal fragment with partial prefrontals to the type specimen.