Marine Bivalvia of Tkapravayamskaya Suite in northwestern Kamchatka (Eocene of Russian Federation)

Where: Russian Federation (60.9° N, 163.7° E: paleocoordinates 66.3° N, 164.6° E)

• coordinate based on nearby landmark

• local area-level geographic resolution

When: Tkapravayamskaya Formation, Eocene (56.0 - 33.9 Ma)

• Corresponds to the Tkapravayam Horizon in western Kamchatka.

• formation-level stratigraphic resolution

Environment/lithology: marine; lithified sandstone and lithified conglomerate

• Sandstones, conglomerates, sandstones, siltstones, claystones, coaly shales. Thickness 2000m.

Size class: macrofossils

Primary reference: A. I. Kafanov and K. Ogasawara. 2004. Neogene and Paleogene Molluscan (Bivalvia) Cenozones of the Russian Northeast. Science Reports of the Institute of Geoscience, University of Tsukuba, Section B 25:9-45 [W. Kiessling/S. Nurnberg/S. Nurnberg]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 50078: authorized by Wolfgang Kiessling, entered by Sabine N├╝rnberg on 06.05.2005

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Mytilida - Mytilidae
 Pectinida - Anomiidae
 Ostreida - Ostreidae
 Ostreida - Gryphaeidae
 Arcida - Arcidae
"Barbatia (Barbatia) landesi" = Barbatia landesi
"Barbatia (Barbatia) landesi" = Barbatia landesi Weaver and Palmer 1922 clam
 Cardiida - Psammobiidae
"Gari hornii" = Gari (Gobraeus) hornii Gabb 1864 clam
 Cardiida - Ungulinidae
"Here cf. dalli" = Diplodonta dalli
"Here cf. dalli" = Diplodonta dalli Dickerson 1917 clam
 Cardiida - Veneridae
Pitar ornatus venus clam
Pitar sinedepressa venus clam
? Saxidomus cf. noblei Dickerson 1914 venus clam
Macrocallista stantoni Waring 1917 venus clam
Macrocallista furlongi Nelson 1925 venus clam
 Cardiida - Mactridae
Mactromeris cf. polynyma Stimpson 1860 clam
"Spisula merriami" = Mactromeris merriami Packard 1916 clam
S. merriami longifrons
 Cardiida - Corbiculidae
 Pholadida - Corbulidae
Corbula (Cuneocorbula) formosa Devjatilova and Volobueva 1981 clam
 Solenida - Solenidae
Solena (Eosolen) stantoni Weaver 1905 clam
 Thraciida - Periplomatidae
 Lucinida - Lucinidae
Miltha (? Miltha) cf. meganosensis Clark and Woodford 1927 clam
? Lucina (? Lucina) cf. diaboli Dickerson 1914 clam
Lucina washingtonensis Turner 1938 clam
 Carditida - Carditidae
 Carditida - Cardiniidae