Where: Germany (53.9° N, 13.9° E: paleocoordinates 44.9° N, 21.1° E)

• coordinate estimated from map

• small collection-level geographic resolution

When: Callovian (164.7 - 161.2 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: offshore; poorly lithified, fine-grained siliciclastic sediments

Size classes: macrofossils, mesofossils

Collection methods: core,

Primary reference: J. Gründel. 1997. Heterostropha (Gastropoda) aus dem Dogger Norddeutschlands und Nordpolens. I. Mathildoidea (Mathildidae). Berliner geowissenschaftliche Abhandlungen, Reihe E 25:131-175 [M. Aberhan/S. Nurnberg] more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 58345: authorized by Martin Aberhan, entered by Sabine Nürnberg on 01.02.2006