Sp

EATON, 2006b

Locality: UMNH VP Loc. 99, Grand Staircase-Escalante National Monument, Garfield County, Utah.

Horizon: John Henry Member, Straight Cliffs Formation.

Biostratigraphy:

Age: Early-Middle Santonian Stage, Senonian subepoch, Middle Gulf Epoch, Middle Cretaceous.

Material:

UMNH VP 7607: Trigonid mx.

UMNH VP 12788: mx.

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