Where: Denmark (56.6° N, 10.0° E: paleocoordinates 45.2° N, 7.0° E)
• coordinate stated in text
• small collection-level geographic resolution
When: Fjerritslev Formation, Hettangian (201.3 - 199.3 Ma)
• meters are below mean sea level
• group of beds-level stratigraphic resolution
Environment/lithology: coastal; sandy siltstone
Size class: macrofossils
Preservation: cast, mold/impression, original aragonite, replaced with pyrite
Collection methods: core,
• Gassum 1 well was drilled in 1948-1951
Primary reference: G. K. Pedersen. 1986. Changes in the bivalve assemblage of an early Jurassic mudstone sequence (the Fjerritslev formation in the Gassum 1 well, Denmark). Palaeogeography, Palaeoclimatology, Palaeoecology 53:139-168 [M. Aberhan/T. Schossleitner]more details
Purpose of describing collection: paleoecologic analysis
PaleoDB collection 142011: authorized by Martin Aberhan, entered by Thomas Schossleitner on 04.04.2013
Creative Commons license: CC BY (attribution)
Taxonomic list
Cephalopoda | |
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Bivalvia | |
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"Chlamys cf. subulata" = Camptonectes subulatus
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"Pholadomyacea "indet. 1"" = Pholadomyoidea, "Pholadomyacea "indet. 2"" = Pholadomyoidea
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Gastropoda | |
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