PEREA, SOTO, VEROSLAVSKY, RINDERKNECHT, UBILLA & LECUONA, 2006
Locality: Northern Pysandu Province, Uruguay.
Horizon: Guichon Formation.
Biostartigraphy:
Age: Late Cretaceous.
Material: Eggshell fragments.
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SOTO, PEREA & CAMBIASO, 2012
Locality: 20 km SE of Quebracho town, 31°58'21.9"S, 57°44'00.9"W, Payasandu Province, Uruguay.
Horizon: Guichon Formation.
Biostratigraphy:
Age: Cenomanian Stage, Uppermiddle Gallic Subepoch, Lower Gulf Epoch, Middle Cretaceous.
Material:
FC-DVP 2310: Several eggshell fragments.