Brachiopod Bed, Quarries at Julianka, Polish Jura Chain (Jurassic of Poland)

Where: Poland (50.7° N, 19.8° E: paleocoordinates 42.5° N, 26.5° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Late/Upper Oxfordian (161.2 - 155.7 Ma)

• uppermost Oxfordian

• bed-level stratigraphic resolution

Environment/lithology: reef, buildup or bioherm; peloidal, shelly/skeletal wackestone

• chlaky limestones from Julianka are biomicrites and biopelmicrites

Size class: macrofossils

Preservation: mold/impression, replaced with silica

Collection methods: bulk,

Primary reference: Z. Heliasz and G. Racki. 1980. Ecology of the Upper Jurassic brachiopod bed from Julianka, Polish Jura Chain. Acta Geologica Polonica 30(2):175-197 [M. Aberhan/S. Nurnberg/S. Nurnberg]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 38692: authorized by Martin Aberhan, entered by Sabine Nürnberg on 29.04.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Ostracoda
  -
Ostracoda indet. Latreille 1802 ostracod
Polychaeta
 Sabellida - Serpulidae
Serpulidae indet. Rafinesque 1835
Bivalvia
  -
Bivalvia indet. Linnaeus 1758 clam
 Arcida - Parallelodontidae
 Pectinida - Pectinoidae
Chlamys sp. Röding 1798 scallop
 Pectinida - Limidae
Lima sp. Bruguière 1797 file clam
Ctenostreon cf. proboscideum Sowerby 1820 file clam
 Ostreida - Gryphaeidae
Gryphaea sp. Lamarck 1801 oyster
 Ostreida - Ostreidae
Ostreidae indet. Rafinesque 1815 oyster
 Mytilida - Mytilidae
Mytilus sp. Linnaeus 1758 mussel
 Carditida - Astartidae
Opis sp. Defrance 1824 clam
Astarte sp. Sowerby 1816 clam
 Cardiida - Arcticidae
Anisocardia globosa Bean 1839 clam
 Protobranchia - Isoarcidae
Cephalopoda
 Ammonoidea -
Ammonitida indet. Hyatt 1889 ammonite
Bryozoa
  -
Bryozoa indet. Ehrenberg 1831
Echinoidea
 Echinoida -
Echinoida indet. Troschel 1872 sea urchin
Crinoidea
 Millericrinida -
Rhynchonellata
 Terebratulida - Zeilleriidae
 Terebratulida - Sellithyrididae
Sellithyris engeli Rollier 1918
 Terebratulida - Cancellothyrididae
 Rhynchonellida - Cyclothyrididae
 Rhynchonellida - Basiliolidae
Lacunosella cracoviensis Quenstedt 1871
Anthozoa
 Scleractinia - Microsolenidae
Microsolena sp. Lamouroux 1821 stony coral
 Scleractinia - Thamnasteriidae
Thamnasteria sp. LeSauvage 1823 stony coral
Calcarea
  -
Calcarea indet. Bowerbank 1864 calcareous sponge
 Calcaronea - Stellispongiidae
Peronidella sp. Hinde 1893 calcareous sponge