Where: England, United Kingdom (50.6° N, 1.3° W: paleocoordinates 40.3° N, 9.5° E)

• outcrop-level geographic resolution

When: Atherfield Clay Formation (Lower Greensand Group), Aptian (125.0 - 113.0 Ma)

• part of author's Atherfield Clay Series; 60-70ft. above 5ft. of Perna beds below which mark beginning of section

• group of beds-level stratigraphic resolution

Environment/lithology: marine; shale

Size class: mesofossils

Primary reference: R. Casey. 1961. The stratigraphical palaeontology of the Lower Greensand. Palaeontology 3(4):487-621 [M. Patzkowsky/K. Layou/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 1745: authorized by Mark Patzkowsky, entered by Karen Layou on 07.06.1999

Creative Commons license: CC BY (attribution)