Bolishaya Nirunda River (Ordovician of Russian Federation)

Also known as Dolborskii Fm., Bolishaya Nirunda River

Where: Siberia, Russian Federation (63.0° N, 95.0° E: paleocoordinates 11.4° N, 14.5° E)

• local area-level geographic resolution

When: Ozarkodina dolboricus conodont zone, Dolbor Formation, Katian (453.0 - 445.2 Ma)

• formation-level stratigraphic resolution

Environment/lithology: shallow subtidal; lithified, argillaceous, silty limestone and dolomite

• interbedded limestone and dolomite with some intercalations fo shale and siltstone, particularly at base

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 9311: authorized by Arnold Miller, entered by Phil Novack-Gottshall on 13.10.2000, edited by Pete Wagner

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
unclassified
  -
? Spathognathus sp., ? Tetraprionoidus sp.
Bivalvia
 Solenida - Orthonotidae
Breviorthonota rugosa n. gen. n. sp.
Breviorthonota rugosa n. gen. n. sp. Krasilova 1979 clam
 Myalinida - Ambonychiidae
? Ambonychia curtiformis n. sp.
Stenolaemata
 Trepostomata - Trematoporidae
Batostoma sp.
Batostoma sp. Ulrich 1882
Lingulata
 Siphonotretida - Siphonotretidae
Helmersenia sp.
Helmersenia sp. Pander 1861
Rhynchonellata
 Orthida - Glyptorthidae
Glyptorthis sp.
Glyptorthis sp. Foerste 1914
 Orthida - Orthidae
Boreadorthis sp.
Boreadorthis sp. Opik 1934
 Orthida - Hesperorthidae
Hesperorthis sp.
Hesperorthis sp. Schuchert and Cooper 1931
 Orthida - Plectorthidae
Mimella sp.
Mimella sp. Cooper 1930
 Atrypida - Atrypinidae
Spirigerina sp.
Spirigerina sp. d'Orbigny 1849
 Rhynchonellida - Trigonirhynchiidae
Rostricellula sp., Lepidocycloides sp.
Rostricellula sp. Ulrich and Cooper 1942
Lepidocycloides sp. Nikiforova and Andreeva 1961
Chileata
 Dictyonellida - Eichwaldiidae
Eichwaldia sp.
Strophomenata
 Orthotetida - Triplesiidae
Triplesia sp.
Triplesia sp. Hall 1859
 Strophomenida - Strophomenidae
Strophomena sp., ? Bellimurina sp.
Strophomena sp. Rafinesque and De Blainville 1824
? Bellimurina sp. Cooper 1956
 Strophomenida - Furcitellidae
Oepikina sp.
Oepikina sp. Salmon 1942
Craniata
 Trimerellida - Trimerellidae
Eodinobolus sp.
Eodinobolus sp. Rowell 1963
Ostracoda
 Palaeocopida - Leperditellidae
Leperditella sp.
 Palaeocopida - Eridoconchidae
Eridoconcha sp.
Eridoconcha sp. Ulrich and Bassler 1923 ostracod
 Limbatulocopida - Dolborellidae
Dolborella sp.
 Leperditellocopida - Schmidtellidae
Paraschmidtella sp.
Paraschmidtella sp. Sidaraviciené 1992 ostracod
 Leperditellocopida - Aparchitidae
Aparchitella sp.
Trilobita
 Proetida - Proetidae
Proetus sp.
Proetus sp. Steininger 1831 trilobite
 Asaphida - Asaphidae
Isotelus sp.
Isotelus sp. Dekay 1824 trilobite
 Lichida - Lichidae
Amphilichas sp.
Amphilichas sp. Raymond 1905 trilobite
 Corynexochida - Illaenidae
Bumastus sp., Stenopareia sp.
Bumastus sp. Murchison 1839 trilobite
Stenopareia sp. Holm 1886 trilobite
 Phacopida - Cheiruridae
Ceraurinus sp.
Ceraurinus sp. Barton 1913 trilobite
 Phacopida - Pterygometopidae
Monorakos sp., Carinopyge sp.
Monorakos sp. Schmidt 1886 trilobite
Carinopyge sp. Maksimova 1955 trilobite
Crinoidea
  -
Pentagonocyclicus sp.
Pentagonocyclicus sp. Yeltysheva and Shevchenko 1960 Sea lily
Conodonta
 Belodellida - Belodellidae
? Belodella sp.
? Belodella sp. Ethington 1959 conodont
 Protopanderodontida - Drepanoistodontidae
Paltodus sp.
Paltodus sp. Pander 1856 conodont
 Protopanderodontida - Protopanderodontidae
Scolopodus sp., Drepanodus sp.
Drepanodus sp. Pander 1856 conodont
 Prioniodontida -
? Phragmodus sp.
? Phragmodus sp. Branson and Mehl 1933 conodont
 Prioniodontida - Multioistodontidae
Acanthodina sp.
 Prioniodontida - Phragmodontidae
Acanthocordylodus sp.
 Prioniodontida - Oistodontidae
Oistodus sp.
Oistodus sp. Pander 1856 conodont
  -
Zygognathus sp.
Zygognathus sp. Branson et al. 1951 conodont
 Ozarkodinida -
Ozarkodina sp.
Ozarkodina sp. Branson and Mehl 1933 conodont
 Panderodontida - Panderodontidae
Panderodus sp., Belodina sp.
Panderodus sp. Ethington 1959 conodont
Belodina sp. Ethington 1959 conodont
  -
Scandodus sp.
Scandodus sp. Lindstrom 1955 conodont
  - Distacodidae
Distacodus sp.
Distacodus sp. Pander 1856 conodont