Osmington, near Weymouth (Jurassic of the United Kingdom)

Where: Dorset, United Kingdom (50.6° N, 2.4° W: paleocoordinates 41.2° N, 7.8° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Pseudocordata ammonoid zone, Osmington Mills Ironstone Member (Sandsfoot Formation), Late/Upper Oxfordian (161.2 - 155.7 Ma)

• Evoluta subzone. "Lower Kimmeridge Clay or Upper Corallian" - presumably Osmington Mills Ironstone according to Wright (2010).

• group of beds-level stratigraphic resolution

Environment/lithology: lithified, ferruginous, ooidal limestone

Size class: macrofossils

Collection methods: Repository: Museum of Geology and Palaeontology of Gottingen University Collection

Primary reference: J. K. Wright. 2010. The Aulacostephanidae (Ammonoidea) of the Oxfordian/Kimmeridgian boundary beds (Upper Jurassic) of southern England. Palaeontology 53:11-52 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 163952: authorized by Matthew Clapham, entered by Matthew Clapham on 20.11.2014

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Ammonitida - Aulacostephanidae
Ringsteadia evoluta n. sp. Salfeld 1917 ammonite