Main Micro Locality- First Bench (Miocene of the United States)
Where: Fremont County, Wyoming (43.0° N, 108.0° W: paleocoordinates 43.6° N, 105.0° W)
• coordinate based on political unit
When: Split Rock Formation, Middle Miocene (16.0 - 11.6 Ma)
Environment/lithology: terrestrial
• "First Bench" is a local division within Split Rock Formation. Unit interval thickness is between 15.2 and 59.4 M above base of section. Stratigraphic position of fossils are in reference to a white ash bed. No further data provided.
Size classes: macrofossils, mesofossils
Collection methods: surface (float), anthill,
Primary reference: J. A. Holman. 1976. Snakes of the Split Rock Formation (middle Miocene), central Wyoming. 32(4):419-426 [J. Head/J. Head/J. Alroy]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 26758: authorized by Jason Head, entered by Jason Head on 28.10.2002
Creative Commons license: CC BY (attribution)
Taxonomic list
Show authors, comments, and common names
Reptilia | |
Ogmophis cf. microcompactus Mexican burrowing snake | |
Charina prebottae Brattstrom 1958 sand boa
Calamagras weigeli Holman 1972 dwarf boa | |
Natricinae indet. Bonaparte 1838 colubrid snake
Ameiseophis robinsoni Holman 1976 colubrid snake
Pseudocemophora cf. antiqua Auffenberg 1963 colubrid snake |