Star Range, Beaver County Utah (Carboniferous of the United States)

Where: Beaver County, Utah (38.6° N, 113.2° W: paleocoordinates 3.2° S, 48.9° W)

• outcrop-level geographic resolution

When: Mississippian (358.9 - 323.2 Ma)

• The beds are thick-bedded (over 3 feet), to massive (over 6 feet) in most of the exposure. Dark grey to black thick-bedded to massive limestone nad dolomite with Pilot Shale below and Callville Limestone above.

Environment/lithology: dolomitic, black, gray, cherty/siliceous dolomite and limestone

• Dark grey limestone and dolomite with bedded and nodular chert and case-hardened limestone nodules. Some of the exposure has been metamorphosed and marble and tactite can also be found.

Preservation: replaced with silica

Collection methods: bulk,

• This collection was from the Redwall Limestone, which is 1240 ft. on the north side of Elephant Canyon Section 24, T. 28 S., R. 12 W. The specimens were collected form the white Mountains of the Star Range

Primary reference: J. L. B. Baer. 1962. Geology of the Star Range, Beaver County Utah. Brigham Young University, Geology Studies 9(2):29-52 [T. Olszewski/M. Gibson]more details

PaleoDB collection 10137: authorized by Tom Olszewski, entered by Melissa Gibson on 17.02.2001

Creative Commons license: CC BY (attribution)

Taxonomic list

• Most of the fossils found were metamorphosed and not identifiable
 Goniatitida - Cravenoceratidae
Cravenoceras sp. Bisat 1928 ammonite
 Spiriferida - Spiriferidae
Spirifer sp. Sowerby 1818
 Stauriida - Ekvasophyllidae
 Stauriida - Kleopatrinidae
"Lithostrotion whitneyi" = Heintzella whitneyi
"Lithostrotion whitneyi" = Heintzella whitneyi White 1875 horn coral
 Auloporida - Syringoporidae
Syringopora sp. Goldfuss 1826 tabulate coral
Syringopora aculeata Girty 1899 tabulate coral