Unit 22 collection BHC 95 (Cambrian of the United States)

Where: Utah (38.8° N, 113.4° W: paleocoordinates 5.5° S, 88.0° W)

• coordinate stated in text

When: Candland Shale Member (Orr Formation), Furongian (497.0 - 485.4 Ma)

• Big Horse Canyon

Environment/lithology: marine; lithified, gray limestone

• Mostly covered, few thin-bedded platy dark-gray limestone beds exposed, probaly interbedded with olive shale

Size class: macrofossils

Preservation: cast

Collection methods: Fossils were collected from the Candland Shale member of the Orr formation, unit 22 - BHC 95, 95ft from base of Big Horse Canyon

Primary reference: L. F. Hintze and A. R. Palmer. 1976. Upper Cambrian Orr Formation: Its Subdivisions and Correlatives in Western Utah. Geological Survey Bulletin 1405-G [M. Hopkins/S. Mahmood]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 156409: authorized by Melanie Hopkins, entered by Shaun Mahmood on 21.05.2014

Creative Commons license: CC BY (attribution)

Taxonomic list

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Trilobita
 Olenida - Aphelaspidae
Aphelaspis haguei