Where: San Juan County, New Mexico (36.3° N, 108.5° W: paleocoordinates 43.6° N, 79.9° W)
• coordinate based on nearby landmark
• small collection-level geographic resolution
When: Hunter Wash Member (Kirtland Formation), Late/Upper Campanian (83.5 - 70.6 Ma)
• bed-level stratigraphic resolution
Environment/lithology: terrestrial; lithology not reported
Size class: macrofossils
Collected by Sealey in 1989; reposited in the NMMNH
Primary reference: T. E. Williamson and T. D. Carr. 2003. A new genus of derived pachycephalosaurian from western North America. Journal of Vertebrate Paleontology 22(4):779-801 [M. Carrano/M. Carrano/J. Alroy]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 53517: authorized by Matthew Carrano, entered by Matthew Carrano on 11.09.2005, edited by David Nicholson
Creative Commons license: CC BY (attribution)
Taxonomic list
Reptilia | |
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"Aspideretoides robustus" = Trionyx robustus
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