Nisogora, Vashka River, PIN 4543 (Permian to of Russian Federation)

Also known as Mezen' Basin; Nyisagora

Where: Arkhangelsk, Russian Federation (64.9° N, 45.7° E: paleocoordinates 33.8° N, 34.4° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Ennatosaurus tecton other zone, Krasnoshchel' Formation, Late/Upper Kazanian to Late/Upper Kazanian (272.5 - 265.0 Ma)

• Upper Kazanian substage to lower Tatarian (= Urzhumian); Mezen Assemblage of the Dinocephalian Superassemblage (Golubev 2000)

• group of beds-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Reposited in the PIN

Primary reference: M. F. Ivakhnenko. 1997. New Late Permian nycteroleterids from Eastern Europe. Paleontological Journal 31(5):552-558 [J. Mueller/J. Dummasch]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 85160: authorized by Johannes Mueller, entered by Torsten Liebrecht on 03.12.2008

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Procolophonomorpha - Lanthaniscidae
Lanthaniscus efremovi1 Ivakhnenko 1980 parareptile
PIN 4543/2
Osteichthyes
 Caseasauria - Caseidae
Ennatosaurus tecton3 Efremov 1956 synapsid
PIN 4543/1, 4543/uncatalogued 1, 4543/uncatalogued 2
 Synapsida - Varanopidae
Mesenosaurus romeri2 Efremov 1938 synapsid
PIN 4543/19, 4543/21