Collection 199, Batun Section, Loktevka-Batun (Ordovician of Russian Federation)

Where: Gorny Altai, Russian Federation (51.2° N, 82.1° E: paleocoordinates 8.2° N, 29.5° E)

When: Expansograptus balhaschensis graptolite zone, Loktevka-Batun 4 Member (Voskresenka Formation), Darriwilian (467.3 - 458.4 Ma)

• formation-level stratigraphic resolution

Environment/lithology: limestone

Size class: macrofossils

Primary reference: N. V. Sennikov, E. V. Lykova, O. T. Obut, T. Yu Tolmacheva, and N. G. Izokh. 2014. The new Ordovician stage standard as applied to the stratigraphic units of the western Altai–Sayan Folded Area. Russian Geology and Geophysics 55:971-988 [P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 186015: authorized by Pete Wagner, entered by Pete Wagner on 06.06.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

Trilobita
 Corynexochida - Styginidae
Raymondaspis sp. Pribyl 1948 trilobite
 Phacopida - Cheiruridae
Kolymella aff. plana trilobite
(Tschung.)
Ceraurinella cf. frequens trilobite
Tschung.
 Phacopida - Pliomeridae
Pliomera fischeri trilobite
Pliomera fischeri asiatica Tschung.
Pliomera cf. jacuticus trilobite
given as Pl. cf. jacuticus Tschung.
  -
Pliomerellus amplissimus trilobite
Petrun.
Pliomerellus cf. jacuticus Chugaeva 1964 trilobite
(Tschung.)
 Ptychopariida - Raymondinidae
Glaphurus altaicus trilobite
Weber
 Proetida - Telephinidae
Carolinites sp. Kobayashi 1940 trilobite
Carrickia sp. Tripp 1965 trilobite
 Proetida - Bathyuridae
Bathyurellus nonnulus trilobite
Tschung.
Rhynchonellata
 Pentamerida - Camerellidae