NDGS96-23.1 (Cretaceous of the United States)

Where: Slope County, North Dakota (46.3° N, 104.0° W: paleocoordinates 52.5° N, 77.4° W)

• coordinate estimated from map

• small collection-level geographic resolution

When: Hell Creek Formation (Montana Group), Late/Upper Maastrichtian (70.6 - 66.0 Ma)

• datum -85.00, K-T section 86148

• bed-level stratigraphic resolution

Environment/lithology: "channel"; sandstone

Size class: macrofossils

Collected by J. Hoganson in 1995–1996

Collection methods: quarrying, surface (in situ), mechanical,

Primary reference: J. W. Hoganson. 1997. Triceratops skull exhibited at North Dakota Heritage Center. North Dakota Geological Society Newsletter 24(1):24-25 [M. Carrano/M. Carrano]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 45123: authorized by Matthew Carrano, entered by Matthew Carrano on 06.10.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Neornithischia - Ceratopsidae
Triceratops horridus Marsh 1889 ceratopsid
NDGS96-23.1, skull and partial skeleton