Where: Rio Arriba County, New Mexico (36.5° N, 106.7° W: paleocoordinates 32.2° N, 54.1° W)

• coordinate estimated from map

• small collection-level geographic resolution

When: Morrison Formation, Kimmeridgian to Kimmeridgian (157.3 - 145.0 Ma)

• formation-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Preservation: replaced with other

Collected by W. Chenoweth

Primary reference: W. L. Chenoweth. 1974. Uranium occurrences of the Nacimiento-Jemez region, Sandoval and Rio Arriba counties, New Mexico. In C. T. Siemers, L. A. Woodward, & J. F. Callender (eds.), New Mexico Geological Society, 25th Field Conference, Ghost Ranch (Central-Northern New Mexico). New Mexico Geological Society Guidebook 25:309-313 [M. Carrano/M. Carrano]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 225206: authorized by Matthew Carrano, entered by Matthew Carrano on 29.04.2022

Creative Commons license: CC BY (attribution)