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Risleten Quarry tracksite (Cretaceous of Switzerland)

Also known as Beckenried

Where: Nidwalden, Switzerland (47.0° N, 8.5° E: paleocoordinates 31.6° N, 18.5° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Upper Schrattenkalk Member (Schrattenkalk Formation), Aptian (125.5 - 112.6 Ma)

• lower Aptian to middle upper Aptian

• bed-level stratigraphic resolution

Environment/lithology: peritidal; lime mudstone

• "shallow water...with traces of emersion"

Size class: macrofossils

Preservation: mold/impression, trace

Collected by M. Weh in 2000

Collection methods: surface (in situ), peel or thin section,

• discovered by geologist Markus Weh while swimming in Lake Lucerne

Primary reference: C. A. Meyer and B. Thüring. 2003. Dinosaurs of Switzerland. Comptes Rendus Palevol 2:103-117 [M. Carrano/M. Carrano/M. Carrano] more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 90131: authorized by Matthew Carrano, entered by Matthew Carrano on 08.07.2009

Creative Commons license: CC BY (attribution)