Quarry Tutenbrock, north of Beckum, Nordrhein-Westfalen (Cretaceous of Germany)

Where: Germany (51.8° N, 8.0° E: paleocoordinates 42.3° N, 8.9° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Beckum Member (Ahlen Formation), Late/Upper 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: gray marls, calcareous marls, argillaceous marls and marly limestone

Size classes: macrofossils, mesofossils

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 64128: authorized by Martin Aberhan, entered by Sabine Nürnberg on 01.09.2006

Creative Commons license: CC BY (attribution)

Taxonomic list

Actinopteri
 Pycnodontiformes - Pycnodontidae
Coelodus muensteri
listed as C. münsteri
Echinoidea
 Spatangoida - Micrasteridae
Micraster glyphus Schluter 1869 heart urchin
 Holasteroida - Holasteridae
Echinocorys ovatus Leske 1778 sea urchin
Cephalopoda
 Ammonitida - Scaphitidae
 Ammonitida - Baculitidae
Baculites vertebralis Lamarck 1801 ammonite
Baculites anceps Lamarck 1822 ammonite
 Ammonitida - Ancyloceratidae
 Ammonitida - Pachydiscidae
"Pachydiscus koeneni" = Pachydiscus (Pachydiscus) haldemsis Schluter 1867 ammonite
 Phylloceratida - Phylloceratidae
 Nautilida - Nautilidae
"Nautilus darupensis" = Eutrephoceras darupense
"Nautilus darupensis" = Eutrephoceras darupense Schluter 1876 nautiloid
 Belemnitida - Belemnitellidae
Belemnitella mucronata Schlotheim 1813 belemnite
Gastropoda
 Sorbeoconcha - Aporrhaidae
"Pterocera pseudobicarinata" = Harpagodes pseudobicarinata
"Pterocera pseudobicarinata" = Harpagodes pseudobicarinata d'Orbigny 1850 snail
Bivalvia
 Nuculanida - Malletiidae
Phaenodesmia foersteri clam
listed as Ph. försteri
 Poromyida - Cuspidariidae
 Cardiida - Cardiidae
 Pectinida - Limidae
Lima canalifera Goldfuss 1836 file clam
 Myalinida - Inoceramidae
"Inoceramus cf. regularis" = Endocostea regularis, Inoceramus balticus
"Inoceramus cf. regularis" = Endocostea regularis d'Orbigny 1845 clam
Inoceramus balticus Bohm 1907 clam
incl. I. balt. balticus, I. balt. marcki, I. balt. pteroides, I. balt. beckumiensis n. subsp.
Demospongiae
 Spirosclerophorida - Scleritodermatidae
"Verruculina macrommata" = Amphithelion (Amphithelion) macrommata
"Verruculina macrommata" = Amphithelion (Amphithelion) macrommata Roemer 1864 demosponge
Calcarea
 Lithonida - Minchinellidae
Porosphaera globularis Phillips 1829 calcareous sponge