Where: San Juan County, New Mexico (36.3° N, 108.2° W: paleocoordinates 43.6° N, 79.5° W)

• coordinate stated in text

• small collection-level geographic resolution

When: De-na-zin Member (Kirtland Formation), Late/Upper Campanian (83.5 - 70.6 Ma)

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; concretionary, gray mudstone

Size class: macrofossils

Preservation: concretion

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

Primary reference: R. M. Sullivan. 1999. Nodocephalosaurus kirtlandensis, gen. et sp. nov., a new ankylosaurid dinosaur (Ornithischia: Ankylosauria) from the Upper Cretaceous Kirtland Formation (Upper Campanian) San Juan Basin, New Mexico. Journal of Vertebrate Paleontology 19(1):126-139 [M. Carrano/K. Maguire/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 54104: authorized by Matthew Carrano, entered by Kaitlin Maguire on 22.09.2005

Creative Commons license: CC BY (attribution)