Kildonan Trackway Site 4 (Triassic of the United Kingdom)

Where: Scotland, United Kingdom (55.4° N, 5.1° W: paleocoordinates 17.9° N, 6.5° E)

• coordinate stated in text

• small collection-level geographic resolution

When: Auchenhew Mudstone Formation (Mercia Mudstone Group), Ladinian (242.0 - 237.0 Ma)

• Updated using BGS Lexicon of Named Rock Units to replace Auchenhew Beds.

• bed-level stratigraphic resolution

Environment/lithology: peritidal; lithified mudstone

• Arid conditions with some marine influence.
• Intertidal and tidal-flat facies with halite pseudomorphs within sandstones, siltstones and mudstones comprise the majority of the succession. Bimodal palaeocurrents, symmetrical ripples, flaser and wavy bedforms are common. Trace fossils are also commonly found.

Size class: macrofossils

Preservation: trace

Primary reference: N. D. L. Clark and H. Corrance. 2009. New discoveries of Isochirotherium herculis (Egerton 1838) and a reassessment of chirotheriid footprints from the Triassic of the Isle of Arran, Scotland. Scottish Journal of Geology 45:69-82 [A. McGowan/A. McGowan]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 181936: authorized by Alistair McGowan, entered by Alistair McGowan on 08.10.2016

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Reptilia
 Pseudosuchia - Chirotheriidae
Isochirotherium herculis
Isochirotherium herculis Egerton 1839 archosaur
Single footprint of pes and a trackway with 6 footprints.