CIFELLI, GARDNER, NYDAM, & BRINKMAN, 1997

Locality: OMNH V706, southwest Atoka County, Oklahoma.

Horizon: Antlers Formation, Upper unit.

Biostratigraphy:

Age: Cashenranchian age, Lower-Middle Albian Stage, middle Gallic subepoch, lower Cretaceous Epoch, Early Cretaceous.

Material:

Number: Not given:

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Aff Astrodon sp LAPPARENT, 1960

Locality: Gall, Niger, Egypt.

Horizon:

Biostratigraphy:

Age: Early Cretaceous.

Material:

Number: Not given: 2 centra.

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= Astrodon? MEDEIROS & SCHULTZ, 2002

Locality: "Laje do Coringa", Cajual Island, Sao Marcos Bay, Sao Luis Basin, Maranhao State, Northeastern Brazil.

Horizon:

Biostratigraphy:

Age: Cenomanian Stage, Uppermiddle Gallic Subepoch, Lowermost Gulf Epoch, Early Cretaceous.

Material:

UFMA 1.10.286: Median-distal centra.

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NAYDAM, CIFELLI, BRINKMAN & GARDNER, 1997

Locality: McLeod Prison Site, located on the grounds of the Howard McLeod Correctional Center, Atoka County, Oklahoma.

Horizon: Antlers Formation, Upper unit.

Biostratigraphy:

Age: Cashenranchian age, Lower-Middle Albian Stage, middle Gallic subepoch, lower Cretaceous Epoch, Early Cretaceous.

Material:

Number: Not given:

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RICH, MOLNAR, & RICH, 1983

Locality: Site 6 ,south side of the Sundays River immediately upstream of a road bridge south of the town of Kirkwood, 33'25"48'"S, 25'26"06'"E, Algoa Basin, Cape Province, South Africa.

Horizon: Kirkwood Formation.

Biostratigraphy:

Age: Late Jurassic or Early Cretaceous.

Material:

SAM K6141: Tooth crown.

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SANZ, BUSCALIONI, CASANOVAS & SANTAFE, 1987

Locality: Galve, Teruel Province, Spain.

Horizon:

Biostratigraphy:

Age: Barremian Stage, Lower Gallic Subepoch, Middle Early Cretaceous Epoch, Early Cretaceous.

Material:

PYHII-1, CBH-3: Teeth.