Where: England, United Kingdom (50.7° N, 2.9° W: paleocoordinates 37.2° N, 3.0° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Black Ven Marl Member (Charmouth Mudstone Formation), Sinemurian (199.3 - 190.8 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified lithology not reported

Size class: macrofossils

Preservation: adpression

Collected by Jonas; reposited in the BMNH

• Collected "many years ago" by a "well-known character, by name Jonas" and bought by Sir William Gray Egerton and Lord Enniskillen for a few shillings. The part and counterparts were separated and are in the Egerton and Enniskillen collections.

Primary reference: P. M. G. Egerton. 1858. Figures and descriptions illustrative of British organic remains. Memoirs of the Geological Survey of the United Kingdom, Decade IX, Supplement 2 Pl 1-Pl 10 [M. Clapham/M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 122159: authorized by Matthew Clapham, entered by Matthew Clapham on 17.12.2011

Creative Commons license: CC BY (attribution)