Zwingen Sunnerai (Chestel Member) (Jurassic of Switzerland)

Where: Basel Landschaft, Switzerland (47.4° N, 7.5° E: paleocoordinates 38.5° N, 16.4° E)

• coordinate stated in text

• outcrop-level geographic resolution

When: Gregoryceras transversarium ammonoid zone, Chestel Member (St-Ursanne Formation), Middle Oxfordian (161.2 - 155.7 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: reef, buildup or bioherm; lithified, ooidal grainstone

• Mostly consists of oosparites and isolated coral patch reefs.

Size class: macrofossils

Collection methods: Repository: Fondation Paléontologique Jurassienne (FPJ), Naturhistorischen Museum der Burgergemeinde Bern (NMBE)

Primary reference: E. A. Bischof, B. Hostettler, and U. Menkveld-Gfeller. 2018. The cidaroids from the Middle Oxfordian St-Ursanne Formation of the Swiss Jura Mountains. Revue de Paléobiologie, Genève 37:1-27 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 196462: authorized by Matthew Clapham, entered by Matthew Clapham on 15.09.2018

Creative Commons license: CC BY (attribution)

Taxonomic list

 Cidaroida - Polycidaridae
Paracidaris florigemma Phillips 1829 pencil urchin