October Revolution Island [Vstrechnaya Fm] (Devonian of Russian Federation)

Where: Russian Federation (79.5° N, 96.0° E: paleocoordinates 16.2° N, 4.5° W)

• coordinate estimated from map

• local area-level geographic resolution

When: Vstrechnaya Formation, Eifelian (393.3 - 387.7 Ma)

• STRATIGRAPHIC RELATIONS: From the Vstrechnaya Fm, which regionally overlies the Al'banov Fm, and is overlain by the Vatutin Fm. AGE: Eifelian. STRATIGRAPHIC POSITION: List probably representative of formation in the local area.

• formation-level stratigraphic resolution

Environment/lithology: marine; lithified siliciclastic sediments

• SPECIFIC LITHOLOGY: Brownish red terrigenous sediments. LITHIFICATION: Lithified, assumed.

Size class: macrofossils

Collection methods: COLLECTOR: Karatajute-Talimaa & Mark-Kurik (1978-1979), Blieck (1997, 2002) REPOSITORY: Not stated in text.

Primary reference: A. R. M. Blieck, V. N. Karatajute-Talimaa, and E. Mark-Kurik. 2002. Upper Silurian and Devonian heterostracan pteraspidomorphs (Vertebrata) from Severnaya Zemlya (Russia): a preliminary report with biogeographical and biostratigraphical implications. Geodiversitas 24(4):805-820 [A. Hendy/A. Hendy]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 90332: authorized by Austin Hendy, entered by Austin Hendy on 16.07.2009

Creative Commons license: CC BY (attribution)

Taxonomic list

• COVERAGE: Exhaustive for heterostracan pteraspidomorphs. NOMENCLATURE: Not an authoritative publication, but with modern nomenclature and species resolution identifications.
 Heterostraci -
Psammolepis sp. Agassiz 1843
 Cyathaspidiformes - Protopteraspididae
 Psammosteiformes - Pycnosteidae
Tartuosteus sp. Obruchev 1961
 Psammosteiformes - Psammosteidae
Psammosteidae indet. Traquair 1896
cf. Pycnosteus sp. Preobrajenski 1911
Psammosteus sp. Agassiz 1844
 Pteraspidomorphes -