Sp

CURRIE & RUSSELL, 2005

Locality: Quarry 240, Dinosaur Provincial Park, Alberta Province, Canada.

Horizon: Dinosaur Park Formation, upper Judith River Group.

Biostratigraphy:

Age: Judithian age, Middle Campanian Stage, middle Senonian subepoch, upper Gulf Epoch, Late Cretaceous.

Material:

RTMP 2002.56.1: Skull and skeleton.

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PARRISH, PARRISH, HUTCHINSON & SPICER, 1987

Locality: Kogosukruk tongue, North Slope of Alaska.

Horizon: Prince Creek Formation.

Biostratigraphy:

Age: Late Cretaceous.

Material:

USNM 411930: Horn core from a frill spike.

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TANKE, 2006

Locality: From a Streambed of Red Willow River, 24 WSW of Grande Prairie, West of Edmonton, Grande Prairie County, Alberta Province, Canada.

Horizon: Wapiti Formation.

Biostratigraphy:

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

Material:

RTMP90.124.1: Large slab with a fragmentary skull and fragmentary skeleton.

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TANKE, 2007

Locality: Wapiti River, Grande Prarie District, Alberta Province, Canada.

Horizon:

Biostratigraphy:

Age: Late Cretaceous.

Material:

RTMP 2001.11.1: Postorbitals, braincase, part of the squamosals, and the posterior half of the nasal boss.

GPRC/RH/03.06.03.01.02.015: Partial skull.