Dülmen (Schlüter collection) (Cretaceous of Germany)

Where: Westfalen, Germany (51.9° N, 7.3° E: paleocoordinates 42.5° N, 8.3° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Dülmener Schichten Formation, Early/Lower Campanian (83.5 - 70.6 Ma)

• The fauna clearly comes from different fossil layers, therefore stratigraphic resolution is not possible. The fauna belongs to the granulataquadrata to lingua/quadrata zones. The presence of the upper Santonian G. granulata seems questionable, since the widespread contemporary Marsupites testudinarius is missing.

• bed-level stratigraphic resolution

Environment/lithology: marine; poorly lithified, calcareous sandstone

Size class: macrofossils

Collection methods: Repository: Geologisch-Paläontologisches Institut der Rheinischen Friedrich-Wilhelms-Universität, Bonn

Primary reference: W. J. Kennedy and U. Kaplan. 1995. Parapuzosia (Parapuzosia) seppenradensis (Landois) und die Ammonitenfauna der Dülmener Schichten, unteres Unter-Campan, Westfalen. Geologie und Paläontologie in Westfalen 33:1-127 [D. Bottjer/C. Powers/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 165365: authorized by Matthew Clapham, entered by Matthew Clapham on 17.01.2015

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Ammonitida - Diplomoceratidae
"Crioceras cingulatum n. sp." = Scalarites cingulatum, "Toxoceras aquisgranense" = Glyptoxoceras aquisgranense
"Crioceras cingulatum n. sp." = Scalarites cingulatum Schluter 1872 ammonite
"Toxoceras aquisgranense" = Glyptoxoceras aquisgranense Schlüter 1872 ammonite
 Ammonitida - Scaphitidae
"Scaphites binodosus" = Scaphites (Scaphites) binodosus, "Scaphites inflatus" = Scaphites (Scaphites) binodosus
"Scaphites binodosus" = Scaphites (Scaphites) binodosus Roemer 1841 ammonite
"Scaphites inflatus" = Scaphites (Scaphites) binodosus Roemer 1841 ammonite
 Ammonitida - Pachydiscidae
"Ammonites duelmensis n. sp." = Pachydiscus (Pachydiscus) duelmensis
"Ammonites duelmensis n. sp." = Pachydiscus (Pachydiscus) duelmensis Schluter 1872 ammonite
 Ammonitida - Desmoceratidae
"Ammonites pseudogardeni n. sp." = Hauericeras (Hauericeras) pseudogardeni
"Ammonites pseudogardeni n. sp." = Hauericeras (Hauericeras) pseudogardeni Schlüter 1872 ammonite
 Ammonitida - Placenticeratidae
"Ammonites bidorsatus" = Placenticeras bidorsatum
"Ammonites bidorsatus" = Placenticeras bidorsatum Roemer 1841 ammonite