West Fork Arroyo, Torrejon (Paleocene of the United States)
Where: San Juan County, New Mexico (36.5° N, 108.3° W: paleocoordinates 43.1° N, 88.3° W)
• coordinate based on political unit
When: Torrejon Formation, Torrejonian (63.8 - 60.9 Ma)
Environment/lithology: terrestrial; lithology not reported
Size classes: macrofossils, mesofossils
Collected by W. J. Sinclair in 1913
Primary reference: C. W. Gilmore. 1938. Fossil snakes of North America. Geological Society of America Special Paper (9)1-96 [J. Head/J. Head]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 180346: authorized by Paul Barrett, entered by Terri Cleary on 13.07.2016
Creative Commons license: CC BY (attribution)
Taxonomic list
Show authors, comments, and common names
| Reptilia | |
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Helagras prisciformis Cope 1883 snake AMNH 1650, 12 posterior thoracic vertebrae; AMNH 5185, about 109 ant. and post. thoracic vertebrae
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