BH-14. Barn Hills (Silurian of the United States)

Where: Millard County, Utah (39.0° N, 113.4° W: paleocoordinates 10.2° S, 69.9° W)

• coordinate based on nearby landmark

• local area-level geographic resolution

When: Pterospathodus amorphognathoides conodont zone, Jack Valley Member (Laketown Dolomite Formation), Telychian (438.5 - 433.4 Ma)

• Lower part of formation.

• group of beds-level stratigraphic resolution

Environment/lithology: deep subtidal shelf; black, brown, gray dolomite

• brownish-black to medium brownish-gray, weathering brownish gray to light brownish gray, microcrystalline to very finely crystalline dolostone that is thin- to very thick-bedded and partly laminated.

Size class: mesofossils

Collection methods: bulk, hydrochloric,

Primary reference: A. P. Gubanov, J.-O. R. Ebbestad, and P. Männik. 2017. The problematic mollusc Jinonicella from the Silurian of North America. Gff 139 [P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 185620: authorized by Pete Wagner, entered by Pete Wagner on 03.05.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

• Brachiopods only.
 Ribeirioida -
Jinonicella kolebabai Pokorny 1978
? Aspelundia fluegeli Walliser 1964 conodont
 Belodellida - Belodellidae
Walliserodus sp. Serpagli 1967 conodont
  - Prioniodinidae
? Pseudolonchodina sp. Zhou et al. 1981 conodont
 Panderodontida - Panderodontidae
Nudibelodina sensitiva Jeppsson 1997 conodont
Panderodus spp. Ethington 1959 conodont
Panderodus langkawiensis Igo and Koike 1967 conodont
Aulacognathus sp. Mostler 1967 conodont
 Prioniodontida - Distomodontidae
Distomodus staurognathoides Walliser 1964 conodont
 Ozarkodinida - Spathognathodontodae
Wurmiella polinclinata Nicoll and Rexroad 1968 conodont
Wurmiella polinclinata polinclinata
 Prioniodontida - Balognathidae
Pterospathodus amorphognathoides Walliser 1964 conodont
Pterospathodus amorphognathoides amorphognathoides