Where: Sierra County County, New Mexico (33.1° N, 107.3° W: paleocoordinates 39.6° N, 77.2° W)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Crevasse Canyon Formation (Mesaverde Group), Coniacian to Coniacian (89.8 - 72.1 Ma)
• Unspecified member. The lowermost member of Crevasse Canyon Formation is thought to be Coniacian–Santonian in age (Stopka et al. 2015) and the upper Ash Canyon member extends into the Campanian (e.g. Estrada-Ruiz et al. 2012).
•
• bed-level stratigraphic resolution
Environment/lithology: fluvial-lacustrine; lithified sandstone
Size class: macrofossils
Collection methods: quarrying, mechanical,
Primary reference: R. P. Lozinsky, A. P. Hunt, D. L. Wolberg and S. G. Lucas. 1984. Late Cretaceous (Lancian) dinosaurs from the McRae Formation, Sierra County, New Mexico. New Mexico Geology 6(4):72-77 [B. Tiffney/J. Jacobson/M. Carrano]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 24182: authorized by Bruce Tiffney, entered by James Jacobson on 01.08.2002
Creative Commons license: CC BY (attribution)
Taxonomic list
Sequoia montana coast redwood | |
Angiospermae | |
Cercidiphyllum species katsura | |
cf. Laurophyllum wardiana laurel | |
"Ficus" planicostata Lesquereux 1872 fig | |
cf. Quercus viburnifolia Lesquereux 1878 oak |