Gen. Sp. indet.

FOX, 1975

Locality: UALVP MR-6, Verdigris Coulee, approximately 30 km east of the Village of Milk River, Warner County, Southern Alberta Province, Canada.

Horizon: Deadhorse Coulee Member, Milk River Formation.

Biostratigraphy:

Age: Aquilian age, Late Santonian Stage, Senonian subepoch, Upper Gulf epoch, Late Cretaceous.

Material:

UA 12019: Thoracic vertebra.

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DE MUIZON, GAYET, LAVENU, MARSHALL, SIGE & VILLAROEL, 1983

Locality: Tiupampa, south-central Bolivia.

Horizon: El Molino Formation.

Biostratigraphy:

Age: Maastrichtian Stage, uppermost Senonian subepoch, Gulf Epoch, Late Cretaceous.

Material:

Number: Not given:

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GOMEZ & BAEZ, 2005

Locality: Bajo de Trapalco, Rio Negro Province, Patagonia, Argentina.

Horizon: Lower Member, Allen Formation, Malargu Group.

Biostratigraphy:

Age: Late Campanian-Early Maastrichtian Stage, uppermost Senonian subepoch, Gulf Epoch, Late Cretaceous.

Material:

Number: Not given: Vertebrae.

Locality: Bajo de Santa Rosa, Rio Negro Province, Patagonia, Argentina.

Horizon: Lower Member, Allen Formation, Malargu Group.

Biostratigraphy:

Age: Late Campanian-Early Maastrichtian Stage, uppermost Senonian subepoch, Gulf Epoch, Late Cretaceous.

Material:

Number: Not given: Vertebrae.

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RAGE, 1981

Locality: Laguna Umayo, Peru.

Horizon:

Biostratigraphy:

Age: Late Cretaceous.

Material:

Number: Not given: Vertebrae.