Schmidt Cape and Tchernyschev Bay in Russian Island, Bed 15 (Triassic of Russian Federation)

Where: Primorye, Russian Federation (42.9° N, 131.9° E: paleocoordinates 43.7° N, 110.0° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Zhitkov Formation, Spathian (251.3 - 247.2 Ma)

• Upper Olenekian, Russian Substage, Neocolumbites insignis Zone, Zhitkov Suite, Layer 15 (1.0m)

• bed-level stratigraphic resolution

Environment/lithology: marine; lithified mudstone and lithified siltstone

• Siltstone and mudstone with calcareous concretions.

Size class: macrofossils

Primary reference: Y. D. Zakharov, A. M. Popov, and G. I. Buryi. 2004. Triassic Ammonoid succession in South Primorye: 2. Middle Olenekian Tirolites - Amphistephanites Zone. Albertiana 29:29-37 [W. Kiessling/S. Nurnberg/S. Nurnberg]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 47292: authorized by Wolfgang Kiessling, entered by Sabine Nürnberg on 22.02.2005

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Ceratitida - Proptychitidae
Proptychitoides sp. Spath 1930 ceratite
 Ceratitida - Columbitidae
Neocolumbites insignis Zakharov 1968 ceratite
 Ceratitida - Khvalynitidae
"Khvalynites unicus" = Metadagnoceras unicum
"Khvalynites unicus" = Metadagnoceras unicum Kiparisova 1961 ceratite
 Phylloceratida - Palaeophyllitidae
"Leiophyllites praematurus" = Leiophyllites variabilis
"Leiophyllites praematurus" = Leiophyllites variabilis Spath 1934 ammonite