Also known as Rifle Gap
Where: Garfield County, Colorado (39.6° N, 107.8° W: paleocoordinates 43.4° N, 94.2° W)
• coordinate based on nearby landmark
• small collection-level geographic resolution
When: Bridgerian (50.3 - 46.2 Ma)
• "Eocene shales" (possibly from the Wasatch Formation and therefore possibly Paleocene but definitely no younger than Middle Eocene, considered to be Green River by Cockerell)
Environment/lithology: lacustrine - large; shale
Size class: mesofossils
Preservation: adpression
Collected by S. M. Bradbury
• "sent by" by Bradbury; repository unclear, but probably University of Colorado
Primary reference: T. D. A. Cockerell. 1908. A fossil fly of the family Blepharoceridae. The Entomologist 41:262-265 [M. Clapham/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 106481: authorized by John Alroy, entered by John Alroy on 18.03.2011, edited by Matthew Clapham
Creative Commons license: CC BY (attribution)
Taxonomic list
Insecta | |
Cydnopsis handlirschi n. sp.2
| |
Jadera interita n. sp.2
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Eofulgorella bradburyi n. gen. n. sp.2
| |
Philorites johannseni n. gen. n. sp.
Philorites johannseni n. gen. n. sp. Cockerell 1908 net-winged midge | |
? Callomyia hypolitha n. sp.1
| |
Tetragoneura peritula n. sp.1
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