Markovka II, level 1 (Triassic of Russian Federation)

Also known as Locality 102 (Tverdokhlebov et al., 2003); Soroka River

Where: Orenburg, Russian Federation (52.3° N, 52.7° E: paleocoordinates 31.9° N, 43.0° E)

• coordinate estimated from map

• small collection-level geographic resolution

When: Kzylsaiskaya Formation, Olenekian (251.2 - 247.2 Ma)

• Thickness of bed 1 is 9 m. Beds 1-3 belong to the Kzylsaiskaya Svita, which is middle Olenekian according to fig. 2 in Tverdokhlebov et al. (2003).

• group of beds-level stratigraphic resolution

Environment/lithology: fluvial-deltaic; medium-grained sandstone and lenticular conglomerate

• Beds 1-2 consist of "deltaic deposits" (Tverdokhlebov et al., 2003).
• "Grey, medium-grained, large-scale cross-bedded sandstone with lenses of conglomerate." (Tverdokhlebov et al., 2003).

Size class: macrofossils

Reposited in the PIN

Primary reference: V. P. Tverdokhlebov, G. I. Tverdokhlebova, M. V. Surkov and M. J. Benton. 2003. Tetrapod localities from the Triassic of the SE of European Russia. Earth-Science Reviews 60(1-2):1-66 [J. Mueller/T. Liebrecht/B. Allen]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 37038: authorized by John Alroy, entered by Robin Whatley on 24.02.2004, edited by Torsten Liebrecht

Creative Commons license: CC BY (attribution)

Taxonomic list

Osteichthyes
 Temnospondyli -
Temnospondyli indet. tetrapod
fragments of palatine and quadrate
Reptilia
 Eosuchia -
Chasmatosuchus sp. Huene 1940 archosauromorph
vertebra