Middle Confusion Range, section 1, bed 6 (Carboniferous of the United States)

Where: Millard County, Utah (39.3° N, 113.6° W: paleocoordinates 1.4° S, 47.8° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Calygirtyoceras confusionense ammonoid zone, Camp Canyon Member (Chainman Formation), Asbian (339.4 - 336.0 Ma)

• bed-level stratigraphic resolution

Environment/lithology: offshore ramp; lithified shale and lithified limestone

• distal foredeep/lower carbonate ramp
• limestone concretions in shale

Size class: macrofossils

Preservation: cast

Primary reference: D. Korn and A. L. Titus. 2011. Goniatites Zone (middle Mississippian) ammonoids of the Antler Foreland Basin (Nevada, Utah). Bulletin of Geosciences 86(1):107-196 [W. Kiessling/U. Merkel]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 134505: authorized by Wolfgang Kiessling, entered by Uta Merkel on 09.10.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

 Goniatitida - Goniatitidae
Goniatites americanus Gordon 1971 ammonite
 Goniatitida - Dimorphoceratidae
Dimorphoceras rileyi Korn and Titus 2011 ammonite
 Goniatitida - Girtyoceratidae
Calygirtyoceras confusionense Korn and Titus 2011 ammonite
 Goniatitida - Entogonitidae
Entogonites borealis Gordon 1957 ammonite