Where: England, United Kingdom (51.4° N, 0.8° E: paleocoordinates 46.9° N, 1.6° W)

• coordinate based on nearby landmark

• local area-level geographic resolution

When: London Clay Formation, Ypresian (55.8 - 48.6 Ma)

• formation-level stratigraphic resolution

Environment/lithology: marginal marine; unlithified, pyritic, gray, green claystone

Size class: macrofossils

Preservation: adpression, permineralized, coalified, original carbon, replaced with calcite, replaced with pyrite

Collection methods: bulk, quarrying, surface (float), sieve,

Primary reference: M. E. J. Chandler. 1961. The Lower Tertiary Floras of Southern England. I. Palaeocene Floras. London Clay Flora (Supplement). British Museum (Natural History) London. 1-354 + 34 Plates [B. Tiffney/J. Bean/J. Bean] more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 22811: authorized by Bruce Tiffney, entered by Bruce Tiffney on 26.06.2002, edited by Jessica Bean