Where: Otero County, Colorado (37.8° N, 103.5° W: paleocoordinates 33.0° N, 50.8° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

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

• probably at the transition of Unit B to Unit C of the Morrison Formation

• bed-level stratigraphic resolution

Environment/lithology: lacustrine; ooidal grainstone and siltstone

Size class: macrofossils

Preservation: cast, mold/impression, trace

Collected in 1937; reposited in the DMNH

Collection methods: surface (in situ),

Primary reference: F. Frazier, K. Houck, M. Lockley, N. Prince, W. Vest and V. Coringato. 1983. Interpretations of some depositional environments and paleoecology in the Morrison Formation of south eastern Colorado. Geological Society of America Abstracts with Programs 14:602-603 [M. Carrano/M. Carrano]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 52923: authorized by Matthew Carrano, entered by Kaitlin Maguire on 26.08.2005, edited by Matthew Carrano

Creative Commons license: CC BY (attribution)