Gorny Altai, Tekhten' Section, Vtorye Utyosy Fm. (Ordovician to of Russian Federation)

Where: Siberia, Russian Federation (51.2° N, 84.8° E)

• Paleocoordinates: 31.1° N, 33.0° W (Wright 2013)

• coordinate estimated from map

When: Vtorye Utyosy Formation, Hirnantian to Hirnantian (445.2 - 440.5 Ma)

Environment/lithology: open shallow subtidal; fine-grained, yellow sandstone and fine-grained siltstone

Size classes: macrofossils, mesofossils

Primary reference: N. V. Sennikov, O.T. Obut, E. V. Lykova, A. V. Timokhin, T. V. Gonta, R. A. Khabibulina, T. A. Shcherbanenko and T. P. Kipriyanova. 2019. Ordovician Sedimentary Basin and Paleobiotas of the Gorny Altai. 1-183 [B. Kröger/B. Kröger]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 205661: authorized by Björn Kröger, entered by Björn Kröger on 18.10.2019

Creative Commons license: CC0 (CC0)

Taxonomic list

Show authors, comments, and common names
unclassified
  -
Wormisipora karasuensis, Parabrachielasma cf. lebediensis, Koremograptus sp.
Artiopoda
 Phacopida - Phacopidae
Acernaspis (Eskaspis) xynon, Acernaspis (Eskaspis) superciliexcelsis, Acernaspis (Eskaspis) becsciensis
Acernaspis (Eskaspis) xynon Howells 1982 trilobite
 Phacopida - Pterygometopidae
Podowrinella cf. striatonensis
Rhynchonellata
 Orthida - Dalmanellidae
"Isorthis prima" = Levenea llandoveriana
"Isorthis prima" = Levenea llandoveriana Williams 1951
 Atrypida - Atrypidae
Atrypa lindstromi
 Atrypida - Atrypinidae
Eospirigerina sp.
Eospirigerina sp. Schuchert and Cooper 1930
 Rhynchonellida - Trigonirhynchiidae
Lenatoechia cf. elegans, Lenatoechia sp.
Lenatoechia cf. elegans rhynchonellid brachiopod
Lenatoechia sp. Nikiforova 1970 rhynchonellid brachiopod
Strophomenata
 Strophomenida - Rafinesquinidae
"Leptaena cf. haverfordensis" = Leptaena (Leptaena) haverfordensis
"Leptaena cf. haverfordensis" = Leptaena (Leptaena) haverfordensis Bancroft 1949
Pterobranchia
 Dendroidea - Acanthograptidae
Dictyonema sp., Callograptus sp.
Dictyonema sp. Hall 1851 graptolite
Callograptus sp. graptolite
Anthozoa
 Heliolitida - Plasmoporellidae
Plasmoporella convexotabulata
 Stauriida - Ptychophyllidae
Cyathactis sp.
Cyathactis sp. Soshkina 1955 horn coral
 Stauriida - Ditoecholasmatidae
Ditoecholasma indet.
Ditoecholasma indet. Simpson 1900 horn coral
 Stauriida - Lykophyllidae
Holophragma sp.
Holophragma sp. Lindström 1896 horn coral