Okunevo (Fedorovka River) (Triassic of Russian Federation)

Also known as Vyatka River Basin

Where: Kirov, Russian Federation (59.5° N, 50.2° E: paleocoordinates 35.7° N, 35.6° E)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Olenekian (251.2 - 247.2 Ma)

• "Vetlugian, upper Zone V" (Chudinov & Vjushkov, 1956).

•"Yarenskian Gorizont, Lower Triassic" (Spencer & Benton, 2000).

•"Fedorovskian Gorizont, Upper Olenekian, Lower Triassic" (Ivakhnenko, 2008).

•"Fedorovskaya Svita, Yarenskian Gorizont; Lower Triassic (Olenekian)" (Schoch & Milner 2014)

•Age assignment is according to the latest statement.

• formation-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Reposited in the PIN

Primary reference: P. K. Chudinov and B. P. Vjushkov. 1956. Novye Dannye o Melkikh Kotilosavrakh iz Permi i Triasa SSSR [New Data on Small Cotylosaurs from the Permian and Triassic of the USSR]. Doklady Akademii Nauk SSSR 108(3):547-550 [J. Mueller/T. Liebrecht]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 93104: authorized by Johannes Mueller, entered by Torsten Liebrecht on 04.01.2010, edited by Richard Butler

Creative Commons license: CC BY (attribution)

Taxonomic list

Osteichthyes
 Tetrapoda - Bystrowianidae
Axitectum georgi n. sp.1 Novikov and Shishkin 2000 tetrapod
PIN 953/392, armor scute with posterior part broken off. PIN 953/394, 393
Amphibia
 Temnospondyli - Tupilakosauridae
Batrachosuchoides lacer n. gen. n. sp.4
Batrachosuchoides lacer n. gen. n. sp.4 Shishkin 1967 tetrapod
PIN 952/2, skull fragment; 21 fragments of a skull, five elements of the vertebral column and two ribs.
 Temnospondyli - Plagiosauridae
Melanopelta antiqua2 Shishkin 1967 tetrapod
PIN 953/101-102, quadratojugals
Reptilia
 Diapsida -
cf. Tsylmosuchus jakovlevi3 Sennikov 1990 archosauromorph
PIN 953/107-109
 Parareptilia - Procolophonidae
Tichvinskia vjatkensis n. gen. n. sp.
Tichvinskia vjatkensis n. gen. n. sp. Chudinov and Vjushkov 1956 parareptile
PIN 953/1 (holotype), 954/1 to 954/3 (?all paratypes); informations on other than the type specimen are from Spencer & Benton (2000) and Ivakhnenko (2008)