Species: brasiliensis EVANS & YABUMOTO, 1998
Etymology: In reference to Brazil.

Holotype: Kitakyushu Museum and Institute of Natural History Number, KMNH VP 400, 001, part and counterpart.

Locality: Precise locality not recorded, Araripe Plateau, Brazil.

Horizon: Nova Olinda Member, Santana Formation, Araripe Group.

Biostratigraphy:

Age: Aptian-Albian Stage, middle Gallic subepoch, lower Cretaceous Epoch, Early Cretaceous.

Material: Fragmentary skull and fragmentary skeleton of a hatchling.