Stolbovaya River (Ordovician of Russian Federation)

Where: Siberia, Russian Federation (63.0° N, 92.0° E: paleocoordinates 2.7° N, 17.7° E)

• local area-level geographic resolution

When: Ust’Stolbovaya Formation, Early/Lower Llandeilo (466.0 - 460.9 Ma)

• formation-level stratigraphic resolution

Environment/lithology: transition zone or lower shoreface; lithified siltstone and limestone

• siltstone with a few limestone intercalations

Size class: macrofossils

Collection methods: JA: marked by Novack-Gottshall without explanation as omitting some genera, some macrofossils, some microfossils, and species names, but apparently complete

Primary reference: A. V. Kanygin. 1977. Problems in the stratigraphy of the Ordovician and Silurian of Siberia. Trudy Instituta Geologii i Geofiziki Vypusk Akademiya Nauk SSSR 372:1-135 [A. Miller/P. Novack-Gottshall/M. Uhen]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 9306: authorized by Arnold Miller, entered by Phil Novack-Gottshall on 13.10.2000

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
unclassified
  -
Dichognathus sp., Fidellitella sp., Subcordylodus sp.
Trilobita
 Phacopida - Pterygometopidae
Monorakos sp.
Monorakos sp. Schmidt 1886 trilobite
Ostracoda
 Palaeocopida - Soanellidae
Quadrilobella sp.
 Palaeocopida - Primitiidae
Primitia sp.
Primitia sp. Jones and Holl 1923 ostracod
 Palaeocopida - Aparchitidae
Ginella sp.
Ginella sp. Ivanova 1960 ostracod
Conodonta
  -
Trichonodella sp.
Trichonodella sp. Branson and Branson 1947 conodont
 Ozarkodinida -
Plectodina sp.
 Prioniodontida -
Phragmodus sp.
Phragmodus sp. Branson and Mehl 1933 conodont
 Prioniodontida - Cyrtoniodontidae
Bryantodina sp.
Bryantodina sp. Stauffer 1935 conodont
 Prioniodontida -
"Ptiloconus sp." = Erismodus, "Microcoelodus sp." = Erismodus
"Ptiloconus sp." = Erismodus conodont
"Microcoelodus sp." = Erismodus conodont