near Maghera/Draperstown, Londonderry (Carboniferous to of the United Kingdom)

Where: Northern Ireland, United Kingdom (54.8° N, 6.7° W: paleocoordinates 8.3° S, 2.7° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Tournaisian to Tournaisian (358.9 - 330.9 Ma)

• "Early-mid Carboniferous (probably late Tournisian or late Visean" (Clack & Ahlberg, 2004)

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Preservation: adpression

Collection methods: Specimen GSM 28498 (Geological Survey Museum) housed at the British Geological Survey (BGS), Keyworth, Nottinghamshire, UK

Primary reference: J. A. Clack and P. E. Ahlberg. 2004. A new stem tetrapod from the Early Carboniferous of Northern Ireland. In G. Arratia, M. V. H. Wilson & R. Coutier (eds.), Recent Advances in the Origin and Early Radiation of Vertebrates 309-320 [R. Butler/E. Dunne]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 173986: authorized by Richard Butler, entered by Emma Dunne on 22.10.2015

Creative Commons license: CC BY (attribution)

Taxonomic list

 Tetrapoda - Whatcheeriidae
Occidens portlocki n. gen. n. sp.
Occidens portlocki n. gen. n. sp. Clack and Ahlberg 2004 tetrapod
GSM 28498 lower jaw