Where: Luxembourg (49.5° N, 6.0° E: paleocoordinates 39.1° N, 15.6° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Stephanoceras humphriesianum ammonoid zone, Humphresianum (171.6 - 168.4 Ma)

• From Marnes sableuses d’Audun-le-Tiche (dom4), lower Bajocian, Stephanoceras humphriesianum Zone

• group of beds-level stratigraphic resolution

Environment/lithology: lithified limestone

Size class: macrofossils

Preservation: mold/impression

Collection methods: Repository: Musée national des mines de fer, Rumelange, Luxembourg (MNM)

Primary reference: R. Weis, G. Schweigert, and J. Wittische. 2023. A new giant nautilid species from the Middle Jurassic of Luxembourg and Southwest Germany. Swiss Journal of Palaeontology 142(24) [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 231950: authorized by Matthew Clapham, entered by Matthew Clapham on 06.10.2023

Creative Commons license: CC BY (attribution)