Dvorecia contempta Community in the Chelm borehole, eastern Poland (Silurian of Poland)

Where: Poland (53.2° N, 23.5° E: paleocoordinates 16.3° S, 2.7° E)

• coordinate based on political unit

• outcrop-level geographic resolution

When: Istrograptus transgrediens zone, Pridoli (423.0 - 419.2 Ma)

Environment/lithology: marine; calcareous mudstone

• "Environment shallow, below wave base, subtidal."
• "Disarticulated adult shells occurring on bedding planes of dark, calcareous mudstone."

Collection methods: Despite distribution, text seems to imply that all faunal elements are found at type locality.

Primary reference: L. Teller and A. J. Boucot. 1999. Polish Ludlow-Lower Devonian communities. In A. J. Boucot and J. D. Lawson (eds.), Paleocommunities--a case study from the Silurian and Lower Devonian 350-354 [M. Foote/M. Foote/M. Foote]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 23027: authorized by Michael Foote, entered by Michael Foote on 08.07.2002

Creative Commons license: CC BY (attribution)

Taxonomic list

• Graptolites not included in list of ref. 6629, but the only genus mentioned in ref. 6630 that is in the range of these beds is Pristiograptus.
Show authors, comments, and common names
unclassified
  -
Dvorecia contempta
Bivalvia
 Cyrtodontida - Antipleuridae
Dualina cf. excisa, Dualina cf. selecta, Dualina cf. annulosa
Dualina cf. annulosa Barrande 1881 clam
 Cyrtodontida - Praecardiidae
Praecardium adolescens, Praecardium cf. numa
 Cyrtodontida - Cardiolidae
Cardiolinka concubina, Pygolfia cf. stellaris
 Pectinida - Pterinopectinidae
Pterinopecten (Pterinopecten) cybele
 Ostreida - Pterineidae
Limoptera sp.
Limoptera sp. Hall 1869 oyster
[entered as Limptera sp.]
 Myalinida - Lunulacardiidae
Pterochaenia tenuis, Lunulacardium evolvens
 Pholadomyida - Edmondiidae
"Astarte cf. primula" = Broeckia primula
"Astarte cf. primula" = Broeckia primula Barrande 1881 clam
Pterobranchia
 Graptoloidea - Monograptidae
Pristiograptus sp.