SGU, Vyazovka-1 (Permian to of Russian Federation)

Also known as Vyazovka 1 - Locality 54 of Tverdokhlebov et al. 2005

Where: Orenburg, Russian Federation (51.7° N, 55.9° E: paleocoordinates 29.8° N, 49.4° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Scutosaurus karpinskii other zone, Kulchumovskaya Formation, Late/Upper Severodvinian to Late/Upper Severodvinian (265.0 - 252.3 Ma)

• Sokolki Subassemblage of the Sokolki Assemblage; the later part of the Late Tatarian (late Severodvinian–Vyatkian) (Golubev 2000; Benton 2012, Geology).

• group of beds-level stratigraphic resolution

Environment/lithology: fluvial; siliciclastic sediments

Size class: macrofossils

Primary reference: V. V. Bulanov. 2003. Evolution and systematics of seymouriamorph parareptiles. Paleontological Journal 37(Suppl. 1):S1-S105 [R. Butler/R. Butler]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 189571: authorized by Richard Butler, entered by Richard Butler on 31.10.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

Actinopteri
 Palaeonisciformes - Gonatodidae
Toyemia blumentalis2 Minikh 1995
Osteichthyes
 Eurynotoidiformes - Eurynotoidiidae
Isadia aristoviensis2 Minikh 1990
 Tetrapoda - Chroniosuchidae
Chroniosuchus paradoxus1 Vjushkov 1957 tetrapod
SGU 104B/528, 529
Reptilia
 Procolophonia - Pareiasauridae
Pareiasauridae indet.2 Lydekker 1889 parareptile
Osteichthyes
 Theriodontia -
 Seymouriamorpha - Karpinskiosauridae
"Karpinskiosaurus ultimus" = Karpinskiosaurus secundus
"Karpinskiosaurus ultimus" = Karpinskiosaurus secundus Amaltzki 1898 tetrapod
SGU 104B/530, dentary