Oandu Stage, North Estonia, Kuusiku core - Patzkowsky (Ordovician of Estonia)
Where: Kuusiku, Estonia (59.0° N, 26.0° E: paleocoordinates 31.8° S, 0.4° W)
• coordinate estimated from map
• small collection-level geographic resolution
When: Hirmuse Formation, Oandu (453.0 - 451.8 Ma)
Environment/lithology: shallow subtidal; argillaceous marl and carbonaceous claystone
• Argillaceous marls and carbonate clays intercalating with more or less argillaceous limestones. Occurrence of thin laminated marls and limestones with some fine sand on different stratigraphical levels.
Collection methods: core,
Primary reference: L. Hints. 1998. Oandu stage (Caradoc) in central North Estonia. Proceedings of the Estonian Academy of Science 47(3):158-172 [M. Patzkowsky/Z. Krug/Z. Krug]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 37777: authorized by Mark Patzkowsky, entered by Zack Krug on 23.03.2004
Creative Commons license: CC BY (attribution)
Taxonomic list
Show authors, comments, and common names
| unclassified | |
| Paracrinoidea | |
|
Achradocystites cf. schmidti Hecker 1958 | |
| Craniata | |
|
Philhedra sp. Koken 1889 | |
| Rhynchonellata | |
|
Rhynchotrema parva Oraspold 1956 | |
|
Rhactorthis sp. Williams 1963 | |
|
Howellites wesenbergensis Alichova 1951 | |
|
Oanduporella reticulata Hints 1975 | |
|
Saukrodictya sp. Wright 1964 | |
|
Skenidioides sp. Schuchert and Cooper 1931 | |
| Strophomenata | |
|
Sowerbyella tenera Rõõmusoks 1959 | |
"Vellamo oanduensis" = Vellamo oandoensis
"Vellamo oanduensis" = Vellamo oandoensis Opik 1934 | |
| Trilobita | |
|
? Toxochasmops sp. McNamara 1979 trilobite | |