Sample S91-5-1-MS, Kvarnby (Cretaceous of Sweden)

Where: Sweden (55.6° N, 13.1° E: paleocoordinates 48.0° N, 11.1° E)

• coordinate stated in text

• outcrop-level geographic resolution

When: Late/Upper Maastrichtian (70.6 - 66.0 Ma)

• Probably mid-Maastrichtian. Brood (1972) suggested a late Early Maastrichtian age for the Kvarnby chalk. Based on foraminifera, Holland (in Ringberg et al. (1984) referred the strata to the Late, but not latest, Maastrichtian.

• group of beds-level stratigraphic resolution

Environment/lithology: chalk

Size class: macrofossils

Collected by M. Siverson

Collection methods: bulk, surface (float)

• Repository: Lund University

Primary reference: M. Siverson. 1993. Maastrichtian squaloid shaks from southern Sweden. Palaeontology 36:1-19 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 214328: authorized by Matthew Clapham, entered by Matthew Clapham on 24.09.2020

Creative Commons license: CC BY (attribution)

Taxonomic list

Chondrichthyes
 Squaliformes - Etmopteridae
Eoetmopterus cf. supracretaceus Müller and Schöllmann 1989 shark
Proetmopterus hemmooriensis Herman 1982 shark
 Squaliformes - Somniosidae
Centroscymnus schmidi Herman 1982 sleeper shark
 Squaliformes - Squalidae
Microetmopterus wardi n. gen. n. sp. Siverson 1993 dogfish shark
Squalus gabrielsoni n. sp. Siverson 1993 dogfish shark