Pusgillian of the Dufton Shales, B.28 Swindale Beck, Cross Fell (Ordovician of the United Kingdom)

Where: England, United Kingdom (54.7° N, 2.5° W)

• Paleocoordinates: 37.2° S, 72.7° W (Wright 2013)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Pleurograptus linearis - Dicellograptus complanatus graptolite zone, Upper Member (Dufton Shales Formation), Pusgillian (449.5 - 449.2 Ma)

• member-level stratigraphic resolution

Environment/lithology: offshore; lithified shale

Size class: macrofossils

Primary reference: W. T. Dean. 1959. The stratigraphy of the Caradoc series in the Cross Fell Inlier. Proceedings of the Yorkshire Geological Society 32(2):185-228 [P. Wagner/K. Koverman/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 43775: authorized by Pete Wagner, entered by Kimberly Koverman on 25.08.2004

Creative Commons license: CC0 (CC0)

Taxonomic list

Trilobita
 Phacopida - Calymenidae
Flexicalymene aff. onniensis Shirley 1936 trilobite
 Trinucleida - Trinucleidae
Tretaspis aff. kiaeri Stormer 1930 trilobite
Rhynchonellata
 Orthida - Dalmanellidae
Strophomenata
 Strophomenida - Aegiromenidae
 Strophomenida - Sowerbyellidae
Sowerbyella sp. Jones 1928