Honaker Trail Formation, Moab, Utah, Unit 13A (Carboniferous to of the United States)

Where: Grand County, Utah (38.6° N, 109.6° W: paleocoordinates 3.5° N, 37.1° W)

• coordinate estimated from map

• local area-level geographic resolution

When: Honaker Trail Formation, Kasimovian to Kasimovian (307.0 - 298.9 Ma)

• Unit 13 combined (13A, 13B, 13C) is 1 feet, 9 inches thick; "Late Pennsylvanian"

• bed-level stratigraphic resolution

Environment/lithology: lagoonal or restricted shallow subtidal; gray, argillaceous limestone

• "Carbonate-mud, lagoon- or delta-associated, quiet-water deposit"
• Limestone: argillaceous, gray; usually-covered ledge

Size class: macrofossils

Collection methods: surface (float), surface (in situ),

Primary reference: R. A. Melton. 1972. Paleoecology and paleoenvironment of the upper Honaker Trail Formation near Moab, Utah. Brigham Young University Geology Studies 19(2):45-88 [D. Bottjer/M. Clapham/M. Clapham]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 39992: authorized by David Bottjer, entered by Matthew Clapham on 13.06.2004, edited by Pete Wagner

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Cardiidia - Sanguinolitidae
Wilkingia sp. Wilson 1959 clam
Gastropoda
 Euomphalina - Euomphalidae
Straparollus sp. de Montfort 1810 snail
 Bellerophontida -
Bellerophontoidea indet. M'Coy 1851 snail
Strophomenata
 Productida - Echinoconchidae
"Juresania nebrascensis" = Parajuresania nebrascensis
"Juresania nebrascensis" = Parajuresania nebrascensis Owen 1852
Rhynchonellata
 Athyridida - Athyrididae