Grimmen clay pit (MV collection, apyrenum subzone) (Jurassic of Germany)

Where: Mecklenburg-Vorpommern, Germany (54.1° N, 13.1° E: paleocoordinates 43.7° N, 17.7° E)

• coordinate based on political unit

• outcrop-level geographic resolution

When: Spinatum (189.6 - 183.0 Ma)

• Apyrenum subzone

• bed-level stratigraphic resolution

Environment/lithology: deltaic; unlithified sandstone

• Shallow-marine deltaic depositional environment
• Unlithified fine-grained sand containing thin beds of silt, and subordinate lenticular streaks of clay, as well as laterally limited fine- to coarse-grained, bioclastic-rich sand bodies, which are indicative of local accumulations generated by current activity

Size classes: macrofossils, mesofossils

Collected by B. Röber, H. Löser

• Repository: Geologische Landessammlung Sternberg, Geologischer Dienst, Landesamt fur Umwelt, Naturschutz und Geologie Mecklenburg-Vorpommern, Greifswald

Primary reference: S. Stumpf, J. Ansorge, C. Pfaff and J. Kriwet. 2017. Early Jurassic diversification of pycnodontiform fishes (Actinopterygii, Neopterygii) after the end-Triassic extinction event: evidence from a new genus and species, Grimmenodon aureum. Journal of Vertebrate Paleontology 37:e1344679 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 189042: authorized by Matthew Clapham, entered by Matthew Clapham on 01.10.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

Chondrichthyes
 Hybodontiformes - Hybodontidae
Hybodus hauffianus Fraas 1895 elasmobranch
MV 202618/1,2
Hybodus reticulatus Agassiz 1837 elasmobranch
MV 202616/1-8
 Hybodontiformes -
Lissodus sp. Brough 1935 elasmobranch
MV 202619/1,2
 Synechodontiformes - Paraorthacodontidae
Paraorthacodus sp. Glikman 1957 elasmobranch
MV 202621/1-34
 Synechodontiformes - Palaeospinacidae
Palidiplospinax occultidens Duffin and Ward 1993 elasmobranch
MV 202620/1-5
 Hexanchiformes - Crassodontidanidae
Notidanoides sp. Maisey 1986 elasmobranch
MV 202623
 Euselachii - Agaleidae
Agaleus dorsetensis Duffin and Ward 1983 elasmobranch
MV 202622
Actinopteri
 Neopterygii -
Pycnodontiformes indet. Berg 1937
MV 202615