ammonites
Echinoderms, Gronsveld, Maastricht, Enci-Maastricht (Cretaceous to of Netherlands)

Where: Netherlands (50.9° N, 5.7° E: paleocoordinates 43.4° N, 4.6° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Valkenburg, Gronsveld Member (Maastricht Formation), Late/Upper Maastrichtian to Late/Upper Maastrichtian (70.6 - 65.5 Ma)

• member-level stratigraphic resolution

Environment/lithology: offshore; poorly lithified packstone

• Poorly indurated white yellowish to yellowish-grey, fine to coarse-grained chalks. Small flint nodules

Size classes: macrofossils, mesofossils

Preservation: original calcite

Collection methods: bulk, surface (float), surface (in situ), sieve,

Primary reference: J. W. M. Jagt. 2000. Late Cretaceous-Early Paleocene echinoderms and the K/T boundary in the southeast Netherlands and the northeast Belgium. - part 3: Ophiuroids. Scripta Geologica 21:1-179 [L. Villier/L. Villier/L. Villier] more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 32162: authorized by Loic Villier, entered by Loic Villier on 07.06.2003, edited by Uta Merkel