Also known as Fruitland Formation vertebrates, UCMP V-72090, MNA #16, HW#24
Where: San Juan County, New Mexico (36.5° N, 108.5° W: paleocoordinates 43.8° N, 79.8° W)
• coordinate stated in text
• outcrop-level geographic resolution
When: Fruitland Formation, Late/Upper Campanian (83.5 - 70.6 Ma)
• within the upper 15.2 m of the Fruitland
• group of beds-level stratigraphic resolution
Environment/lithology: terrestrial; silty mudstone and lenticular, calcareous sandstone
Size classes: macrofossils, mesofossils
Reposited in the UCMP
Collection methods: bulk, anthill, chemical, sieve,
• MNA locality #16, used tandem screen boxes, with 1/16 inch mesh size and 1/25 inch mesh. Some samples were disaggregated using Amine 220 and Methyl Amyl Alcohol.
Primary reference: J. G. Armstrong-Ziegler. 1978. An aniliid snake and associated vertebrates from the Campanian of New Mexico. Journal of Paleontology 52(2):480-483 [J. Alroy/E. Leckey/E. Leckey]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 36449: authorized by John Alroy, entered by Erin Leckey on 29.01.2004, edited by Matthew Carrano, John Alroy, Roger Benson, Evangelos Vlachos and Philip Mannion
Creative Commons license: CC BY (attribution)
Taxonomic list
Bivalvia | |
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Chondrichthyes | |
Myledaphus bipartitus Cope 1876 guitarfish | |
Osteichthyes | |
Acipenser eruciferus Cope 1876 sturgeon | |
Amphibia | |
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Reptilia | |
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Actinopteri | |
Lepisosteus occidentalis Leidy 1856 gar | |
Amia fragosa Jordan 1927 bowfin | |
Paralbula casei Estes 1969 |