6 km upstream of the Tisa works, Sylva river (PIN collection 99) (Permian of Russian Federation)

Where: Suksun, Russian Federation (57.0° N, 57.7° E: paleocoordinates 30.6° N, 45.4° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Koshelevka Formation, Kungurian (279.3 - 272.3 Ma)

• Late Kungurian

• group of beds-level stratigraphic resolution

Environment/lithology: deltaic; lithified siliciclastic sediments

• Uralian foreland basin. Alluvial to marine delta-fan environment, close to the sea, deposited under arid climate conditions.

Size classes: macrofossils, mesofossils

Preservation: mold/impression

Collected by E. V. Permiakova in 1931; reposited in the PIN

Primary reference: A. V. Martynov. 1940. Permian fossil insects from Chekarda. Akademiya Nauk SSSR, Trudy Paleontologicheskogo Instituta 11:1-63 [M. Clapham/J. Karr/S. Bruning]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 116642: authorized by Matthew Clapham, entered by Jered Karr on 10.09.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

Insecta
 Eoblattida - Euryptilonidae
Euryptilon blattoides n. gen. n. sp.
Euryptilon blattoides n. gen. n. sp. Martynov 1940 insect
PIN 99/4
 Reculida - Sylvaphlebiidae
Sylvaphlebia tuberculata n. gen. n. sp.
Sylvaphlebia tuberculata n. gen. n. sp. Martynov 1940 winged insect
PIN 99/4, two specimens given this number
 Plecoptera - Perlopseidae
Perlopsis filicornis n. gen. n. sp.
Perlopsis filicornis n. gen. n. sp. Martynov 1940 stonefly
PIN 99/21
 Cnemidolestodea - Tillyardembiidae
"Permocapnia brevipes n. gen. n. sp." = Tillyardembia antennaeplana
"Permocapnia brevipes n. gen. n. sp." = Tillyardembia antennaeplana Zalessky 1937 winged insect
PIN 99/14, 11, 12
 Permotrichoptera - Microptysmatidae
"? Parachorista uralensis n. sp." = Kamopanorpa uralensis
"? Parachorista uralensis n. sp." = Kamopanorpa uralensis Martynov 1940 winged insect
PIN 99/14