Isle of Mors (east of industrial pit) (Paleocene to of Denmark)

Also known as Island of Mors; Sundby

Where: Denmark (56.9° N, 8.7° E: paleocoordinates 52.1° N, 5.5° E)

• coordinate stated in text

• small collection-level geographic resolution

When: Stolleklint Clay Formation, Late/Upper Paleocene to Late/Upper Paleocene (58.7 - 48.6 Ma)

• Sundby layer, in the lower part of the Stolleklint Clay

• bed-level stratigraphic resolution

Environment/lithology: marine; lenticular, gray mudstone

• Deposited at a depth of at least 100 m in an anoxic environment
• a discontinuous, lenticular layer reaching 4 cm in thickness. It is made of a pale grey, detritic mudstone

Size classes: macrofossils, mesofossils

Collection methods: bulk, sieve,

• Approximately 100 kg of clay was sampled and then left to dry. This was subsequently immersed in water and screenwashed using a sieve with a mesh size of 1 mm.

Primary reference: H. V. Kristensen, G. Cuny, A. R. Rasmussen and H. Madsen. 2012. Earliest record of the fossil snake Palaeophis from the Paleocene/Eocene boundary in Denmark. Bulletin de la Société Géologique de France 183(6):621-625 [P. Mannion/P. Mannion]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 138441: authorized by Philip Mannion, entered by Philip Mannion on 18.01.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

 Selachimorpha -
Squaliformes indet. elasmobranch
 Myliobatiformes - Myliobatidae
Myliobatidae indet. Bonaparte 1838 eagle ray
 Galeomorphi -
Lamniformes indet., "Carcharhiniformes indet." = Carchariniformes
Lamniformes indet. Berg 1958 mackerel shark
"Carcharhiniformes indet." = Carchariniformes Compagno 1973 ground shark
 Actinopterygia -
"Actinopterygia indet." = Actinopteri
"Actinopterygia indet." = Actinopteri Cope 1871
154 teeth and 360 vertebrae
 Squamata - Palaeophiidae
Palaeophis sp. Owen 1841 snake
Six incomplete vertebrae (DK583a-d, MGUH 29206, MGUH 29207)