Also known as Blue Hills

Where: Arizona (34.5° N, 109.4° W)

• Paleocoordinates: 9.9° N, 37.3° W (Wright 2013)

• coordinate estimated from map

• small collection-level geographic resolution

When: Blue Mesa Member (Chinle Formation), Norian (227.3 - 205.7 Ma)

• Kent et al. 2019: Blue Mesa member lies between magneto zones PF5r to PF8n (approximately 221.75–216.97Ma)

• bed-level stratigraphic resolution

Environment/lithology: crevasse splay; concretionary, pebbly, sideritic, brown, gray, white conglomerate and red, blue mudstone

Size classes: macrofossils, mesofossils

Reposited in the NMMNH

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

Primary reference: A. B. Heckert. 2004. Late Triassic microvertebrates from the lower Chinle Group (Otischalkian-Adamanian: Carnian), southwestern U.S.A. New Mexico Museum of Natural History and Science Bulletin 27:1-170 [M. Carrano/M. Carrano]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 22705: authorized by Anna Behrensmeyer, entered by Anna Behrensmeyer on 29.05.2001, edited by Matthew Carrano, Emma Dunne and Richard Butler

Creative Commons license: CC0 (CC0)