Ahrenfeld near Sendenhorst, Nordrhein-Westfalen (Cretaceous of Germany)

Where: Germany (51.8° N, 7.8° E: paleocoordinates 42.4° N, 8.8° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Vorhelm 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 (<2m) of: argillaceous marls, congl. marls, glauconitic marly sandstone, sandy marl, glauconitic lime sandstone

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 63974: authorized by Martin Aberhan, entered by Sabine Nürnberg on 28.08.2006, edited by Mark Uhen

Creative Commons license: CC BY (attribution)

Taxonomic list

Angiospermae
 Alismatales - Posidoniaceae
Posidonia cretacea n. sp. Hosius and Von der Marck 1880
Cephalopoda
 Ammonitida - Placenticeratidae
Hoplitoplacenticeras vari Schlüter 1872 ammonite
Gastropoda
 Trochoidea - Turbinidae
Bivalvia
 Pectinida - Neitheoidae
Neithea quinquecostata Sowerby 1814 scallop
 Pectinida - Pectinoidae
Pecten (Syncyclonema) membranaceus, "Pecten (Chlamys) inflexus" = Chlamys
"Pecten (Chlamys) inflexus" = Chlamys scallop
 Pectinida - Limidae
"Lima (Limatula) semisulcata" = Limatula
"Lima (Limatula) semisulcata" = Limatula file clam
Rhynchonellata
 Terebratulida - Gibbithyrididae
"Terebratula carnea" = Carneithyris carnea
"Terebratula carnea" = Carneithyris carnea Sowerby 1812
juveniles