Brickyard Muehlenbruch, near Beckum, Nordrhein-Westfalen (Cretaceous of Germany)

Where: Germany (51.8° N, 8.1° E: paleocoordinates 42.4° N, 8.9° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Stromberg Member (Ahlen Formation), Early/Lower Campanian (83.5 - 70.6 Ma)

• member-level stratigraphic resolution

Environment/lithology: open shallow subtidal; lithified marl

• shallow sea, wave influence, varying waterdepth
• succession (<15m) of: soft gray marls, calcareous marls, gray marls, argillaceous marls and glauconitic lime sandstones

Size class: macrofossils

Preservation: cast

Collection methods: Most specimens were collected by the author himself from the 1930s to the 1960s. Lists also include some additional material from museum collections.

Primary reference: R. Giers. 1964. Die Großfauna der Mukronatenkreide (unteres Obercampan) im östlichen Münsterland. Fortschr. Geol. Rheinld. u. Westf. 7:213-294 [M. Aberhan/S. Nurnberg]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 64141: authorized by Martin Aberhan, entered by Sabine Nürnberg on 01.09.2006

Creative Commons license: CC BY (attribution)

Taxonomic list

Demospongiae
 Spirosclerophorida - Scleritodermatidae
"Verruculina macrommata" = Amphithelion (Amphithelion) macrommata
"Verruculina macrommata" = Amphithelion (Amphithelion) macrommata Roemer 1864 demosponge
Hexactinellida
 Innaecoeliida - Craticulariidae
Leptophragma murchisoni Goldfuss 1831 glass sponge
Cephalopoda
 Nautilida - Nautilidae
"Nautilus darupensis" = Eutrephoceras darupense
"Nautilus darupensis" = Eutrephoceras darupense Schluter 1876 nautiloid
 Belemnitida - Belemnitellidae
 Ammonitida - Scaphitidae
 Ammonitida - Diplomoceratidae
"Ancyloceras retrorsum" = Glyptoxoceras retrorsum
"Ancyloceras retrorsum" = Glyptoxoceras retrorsum Schlüter 1872 ammonite
Bivalvia
 Pectinida - Pectinoidae
 Nuculanida - Malletiidae
Phaenodesmia foersteri clam
listed as Ph. försteri
Polychaeta
 Sabellida - Serpulidae
Echinoidea
 Holasteroida - Holasteridae
Echinocorys ovatus Leske 1778 sea urchin
 Spatangoida - Micrasteridae
Micraster glyphus Schluter 1869 heart urchin