1681A-4, Beatrix LXX, 371.7-386.4 m; Dijkstra's collection, Netherlands (Paleocene to of Netherlands)

Also known as Beatrix State Mine, Netherlands, depth 371.7-386.4 meters; Beatrix-70

Where: Maasniel, Netherlands (51.2° N, 6.0° E: paleocoordinates 47.9° N, 2.3° E)

• coordinate based on nearby landmark

When: Late/Upper Paleocene to Late/Upper Paleocene (58.7 - 33.9 Ma)

• This locality is either upper Palaeocene or Palaeocene/Eocene boundary. Downhole of this locality are marine limestones assigned to the Early Palaocene (Montain). The Montain has now been formalized as the Swalmen Member of the Landen Formation.

Environment/lithology: terrestrial

• The borehole is derived from lithologies that include grey, variegated, and sandy clays, fine grained sands, and browncoals (i.e. with 'continental' or 'limnic' aspect).

Size class: microfossils

Preservation: original sporopollenin

Collection methods: core,

• This collection contains specimens figured by Dijkstra, 1961. This collection also contains 4 specimens; one segment of proximal face now partly 'burst' open.

Primary reference: D. J. Batten and M. E. Collinson. 2001. Revision of species of Minerisporites, Azolla and associated plant microfossils from deposits of the Upper Palaeocene and Palaeocene/Eocene transition in the Netherlands, Belgium and the USA. Review of Palaeobotany and Palynology 115:1-32 [R. Lupia/B. Wilborn/B. Wilborn]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 34452: authorized by Rick Lupia, entered by Brooke Wilborn on 01.09.2003

Creative Commons license: CC BY (attribution)

Taxonomic list

 Isoetales -