Porog outcrop, bed 9 (Permian of Russian Federation)

Where: Vologda, Russian Federation (60.6° N, 45.5° E: paleocoordinates 32.5° N, 37.8° E)

• coordinate stated in text

When: Kichuga Member (Poldarsa Formation), Late/Upper Severodvinian (264.3 - 259.5 Ma)

Environment/lithology: wet floodplain; lithified sandstone

• Sandstone, greenish bluish, clayey. Thickness 1.2 m.

•The thickness of bed 9 increases north-east. The

•bed cuts into the underlying deposits to bed VG33/18

•and forms a large sand lens. The north-eastern basal

•part of the lens is gently sloping; the south-western

•part is steeper

Size class: macrofossils

Primary reference: M.P. Arefiev, V.K. Golubev, Y.P. Balabanov, E.V. Karasev, A.V. Minikh, M.G. Minikh, II Molostovskaya, O.P. Yaroshenko and M.A. Zhokina-Naumcheva. 2015. Type and reference sections of the Permian–Triassic continental sequences of the East European Platform: main isotope, magnetic, and biotic events. XVIII International Congress on the Carboniferous and Permian Sukhona and Severnaya Dvina Rivers field trip [J. Flannery-Sutherland/J. Flannery-Sutherland]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 233451: authorized by Joseph Flannery-Sutherland, entered by Joseph Flannery-Sutherland on 08.02.2024

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Osteichthyes
 Elonichthyiformes - Gonatodidae
Plotnikovichthys gorodokensis Minikh 2001 ray-finned fish
 Elonichthyiformes - Eigiliidae
Sludalepis spinosa Minikh 2001 ray-finned fish
Strelnia certa Minich 1995 ray-finned fish
Amphibia
 Temnospondyli - Dvinosauridae
Dvinosaurus sp. Amalitzky 1921 tetrapod
Osteichthyes
 Therapsida - Procynosuchidae
Sludica bulanovi Ivakhnenko 2012 cynodont
Reptilia
 Procolophonomorpha - Pareiasauridae
Pareiasauridae indet. Lydekker 1889 parareptile
Osteichthyes
 Tetrapoda - Chroniosuchidae
Chroniosaurus levis Golubev 1998 tetrapod
  - Discordichthyidae
Mutovinia stella Minich 1992
Actinopteri
 Scanilepiformes - Evenkiidae