Tochilka River, Vladivostok Horizon, Primorye (Permian of Russian Federation)

Where: Russian Federation (44.3° N, 131.3° E: paleocoordinates 31.6° N, 110.3° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Vladivostok Formation, Roadian (272.3 - 268.8 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithology not reported

Size class: macrofossils

Collection methods: peel or thin section,

Primary reference: A. V. Kiseleva. 1986. Late Permian Bryozoa of Vladivostok Formation in Primorye region. Permian-Triassic Events During the Evolution of NE Asia Biota 48-56 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 99944: authorized by Matthew Clapham, entered by Matthew Clapham on 27.11.2010

Creative Commons license: CC BY (attribution)

Taxonomic list

Stenolaemata
 Cryptostomida - Girtyporidae
Girtyporina immemorata1 Kiseleva 1982
 Trepostomida - Stenoporellidae
Iraidina damperovi Kiseleva 1982
 Trepostomida - Dyscritellidae
Dyscritella tenuirama Crockford 1957
 Trepostomida - Stenoporidae
Stenopora clara1 Kiseleva 1970
Tabulipora ambigua1 Kiseleva 1982
 Trepostomida - Araxoporidae
Paralioclema mesoporata1 Kiseleva 1982
Ruzhencevia nevolinae n. gen.2 Kiseleva 1982
 Cryptostomata - Acanthocladiidae
 Cystoporata - Fistuliporidae