Where: Dorset, United Kingdom (50.7° N, 2.9° W: paleocoordinates 37.4° N, 3.9° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Black Ven Marl Member (Charmouth Mudstone Formation), Obtusum (196.5 - 189.6 Ma)

• Holcoptera specimens were collected from indurated tabular limestone lenses in two of these beds, the ‘flatstones’ in Bed 83 h, at the top of the Obtusum Subchronozone, and the ‘topstones’ in Bed 85 within the Stellare Subchronozone.

• bed-level stratigraphic resolution

Environment/lithology: marine; lithified, calcareous mudstone

Size classes: macrofossils, mesofossils

Preservation: adpression

Collection methods: Repository: National Museum Wales, Cardiff

Primary reference: R. S. Kelly, A. J. Ross, and P. Davidson. 2017. Mesozoic Holcoptera (Coleoptera: Coptoclavidae) from England and the United States. Proceedings of the Geologists' Association 128:659-674 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 189405: authorized by Matthew Clapham, entered by Matthew Clapham on 16.10.2017

Creative Commons license: CC BY (attribution)