Gremyachka (Permian of Russian Federation)

Where: Russian Federation (55.8° N, 48.9° E: paleocoordinates 28.3° N, 42.8° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Crimson Shale Member (Isheevo Formation), Wordian (268.8 - 265.1 Ma)

• Urzhumian beds

Environment/lithology: marine; shale

Size class: macrofossils

Primary reference: D. K. Nurgaliev, V. V. Silantiev, and S. V. Nikolaeva. 2015. Type and reference sections of the Middle and Upper Permian of the Volga and Kama River Regions: A Field Guidebook of XVIII International Congress on Carboniferous and Permian. 1-208 [A. Dunhill/B. Allen/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 197767: authorized by Alex Dunhill, entered by Bethany Allen on 25.11.2018

Creative Commons license: CC BY (attribution)

Taxonomic list

Chondrichthyes
 Euselachii - Sphenacanthidae
Sphenacanthidae indet. Maisey 1982 elasmobranch
 Hybodontiformes -
 Hybodontiformes - Polyacrodontidae
Polyacrodus sp. Jaekel 1889 elasmobranch
 Hybodontiformes -
Lissodus cf. zideki elasmobranch
 Euselachii -
Neoselachii indet. Compagno 1977 elasmobranch
Osteichthyes
 Elonichthyiformes - Acrolepididae
Kazanichthys sp. Esin 1995 ray-finned fish
 Elonichthyiformes - Varialepididae
Varialepis cf. bergi Minikh 1986 ray-finned fish
 Elonichthyiformes -
Samarichthys sp. Minikh 1990 ray-finned fish
Amphibia
 Temnospondyli -
Archegosauroidea indet. von Meyer 1857 tetrapod
Osteichthyes
 Anomodontia -
 Therapsida -
Reptilia
 Bolosauria -
Bolosauria indet. Kuhn 1959 parareptile
Osteichthyes
 Seymouriamorpha - Kotlassidae
Leptoropha sp. Chudinov 1955 tetrapod
  - Discordichthyidae
 Palaeonisciformes - Platysomidae
Kargalichthys sp. Minikh 1986