Strojnaya River, October Revolution Island [Samojlovich Fm] (Silurian of Russian Federation)

Where: Russian Federation (79.5° N, 97.0° E: paleocoordinates 8.4° N, 3.4° W)

• coordinate estimated from map

• local area-level geographic resolution

When: Samojlovich Formation, Wenlock (433.4 - 427.4 Ma)

• STRATIGRAPHIC RELATIONS: From the Samojlovich Fm, which overlies the Srednii Fm (Llandovery) and is overlain by the Ust’-Spokojnaya Fm (Ludlow). AGE: Wenlock. STRATIGRAPHIC POSITION: List probably representative of formation in the local area.

• formation-level stratigraphic resolution

Environment/lithology: marine; lithified lithology not reported

• SPECIFIC LITHOLOGY: Not stated in text. LITHIFICATION: Lithified, on the basis of sample preparation.

Size class: macrofossils

Collection methods: bulk, chemical, sieve,

• COLLECTOR: Probably Karatajute-Talimaa & others. REPOSITORY: Institute of Geology, Tallinn Technical

•University; Institute of Geology, Vilnius.

Primary reference: T. Marss and V. Karatajute-Talimaa. 2002. Ordovician and Lower Silurian thelodonts from Severnaya Zemlya Archipelago (Russia). Geodiversitas 24(2):381-404 [A. Hendy/A. Hendy]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 90399: authorized by Austin Hendy, entered by Austin Hendy on 18.07.2009

Creative Commons license: CC BY (attribution)

Taxonomic list

• COVERAGE: Exhaustive for thelodonts. NOMENCLATURE: An authoritative publication, with modern nomenclature and species resolution identifications.
Show authors, comments, and common names
 Thelodontida - Coelolepidae
Thelodus sp., Thelodus calvus
Thelodus sp. Agassiz 1839
Thelodus calvus Marss and Karatajute-Talimaa 2002
Agnatha
 Loganelliformes - Loganelliidae
Loganelliidae indet., Paralogania consimilis, Loganellia grossi, Shielia multispinata n. sp.
Loganelliidae indet. Karatajute-Talimaa 1997 jawless fish
Paralogania consimilis Marss and Karatajute-Talimaa 2002 jawless fish
Loganellia grossi Fredholm 1990 jawless fish
Shielia multispinata n. sp. Marss and Karatajute-Talimaa 2002 jawless fish