Ichnospecies: giganteus CALVO, 1991 (nomen dubium)
Etymology: For the large size of prints.
Holotype: In situ.
Locality: Nueva peninsula, 15 km from Picun Leufo, Neuquen Province, Argentina.
Horizon: Lower Candeleros member, Rio Limay Formation.
Biostratigraphy:
Age: Aptian Stage, Middle Gallic Subepoch, Upper Gallic Subepoch-Cenomanian Stage?, Uppermiddle Gallic Subepoch, Lower Gulf Epoch, Early Cretaceous.
Material: Footprints.
Hypodigum:
MUCP V 145-146: Tracks found with type.
CALVO & MAZZETTA, 2004
Locality: Cerrito del Bote islet, south-west end of Ezequiel Ramos Mexia artificial Lake, 15 km east from Picun Leufu, Neuquen Province, Argentina.
Horizon: Lower Candeleros member, Rio Limay Formation.
Biostratigraphy:
Age: Aptian Stage, Middle Gallic Subepoch, Upper Gallic Subepoch-Cenomanian Stage?, Uppermiddle Gallic Subepoch, Lower Gulf Epoch, Early Cretaceous.
Material:
In situ: Trackways.