Where: Elko County, Nevada (41.6° N, 114.1° W: paleocoordinates 12.1° N, 37.5° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Thaynes Group, Spathian (251.3 - 247.2 Ma)
• Nodule is from float, but other similar nodules from the same channel yields ammonoids (e.g., Stacheites) typical of the early late Spathian Fengshanites/Prohungarites fauna.
• bed-level stratigraphic resolution
Environment/lithology: marine; lithified, concretionary shale
Size class: macrofossils
Reposited in the NMMNH
Primary reference: C. Romano, J. F. Jenks, R. Jattiot, T. M. Scheyer, K. G. Bylund and H. Bucher. 2017. Marine Early Triassic Actinopterygii from Elko County (Nevada, USA): implications for the Smithian equatorial vertebrate eclipse. Journal of Paleontology 91:1025-1046 [M. Clapham/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 188755: authorized by Matthew Clapham, entered by Matthew Clapham on 15.09.2017
Creative Commons license: CC BY (attribution)
Taxonomic list
Gnathostomata | |
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