Sp
SPIELMANN, LUCAS & HUNT, 2006
Locality: Shark Tooth Hill, NMMNH Locality 487, T9N, R34E, Sec 28, SE1/4, E1/4, NE1/4, Wheatland 7.5’ 1972, South of San Jon, (YPM), Apache Canyon, Quay County, East-Central New Mexico.
Horizon: Duke Ranch Member, Upper Redonda Formation, Chinle Group.
Biostratigraphy: Apachean characteristic assemblage.
Age: Apachean, Rhaetian, Late Norian Stage, Late Triassic Epoch, Late Late Triassic.
Material:
NMMNH P-41888: Tooth.
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