Koreyskaya River, 24 m (Jurassic of Russian Federation)

Where: Primorskiy Kray, Russian Federation (43.3° N, 134.2° E: paleocoordinates 45.3° N, 137.7° E)

• coordinate based on nearby landmark

• hand sample-level geographic resolution

When: Gorbousha Group, Early/Lower Tithonian (150.8 - 145.0 Ma)

• sample 3Ko-3, 3Ko-4, C-58, Xitus gifuensis assemblage

• bed-level stratigraphic resolution

Environment/lithology: deep-water; lithified chert

• greenish grey clayish chert

Size class: microfossils

Primary reference: I. V. Kemkin, M. Kametaka, and S. Kojima. 1999. Radiolarian biostratigraphy for transitional facies of chert-clastic sequence of the Taukha Terrane in the Koreyskaya River area, southern Sikhote-Alin, Russia. The Journal of Earth and Planetary Sciences 46:29-47 [W. Kiessling/U. Merkel]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 92747: authorized by Wolfgang Kiessling, entered by Uta Merkel on 27.11.2009

Creative Commons license: CC BY (attribution)

Taxonomic list

Protozoa
 Nassellaria - Xitidae
Xitus cf. plenus radiolarian
Xitus gifuensis Mizutani 1981 radiolarian
Xitus spicularius Aliev 1961 radiolarian
 Nassellaria - Pseudodictyomitridae
Pseudodictyomitra ex gr. nuda Schaaf 1981 radiolarian
Pseudodictyomitra ex gr. leptoconica Foreman 1973 radiolarian
 Nassellaria - Eucyrtidiidae
Stichomitra sp. Cayeux 1897 radiolarian
? Stichocapsa pseudoconvexa Kemkin and Taketani 2004 radiolarian
 Nassellaria - Sethocapsidae
Sethocapsa sp. Haeckel 1881 radiolarian
Sethocapsa hexagona Hori 1999 radiolarian
Sethocapsa taukhaensis n. sp. Kemkin and Taketani 2004 radiolarian
Sethocapsa subcrassitestata Aita 1986 radiolarian
 Nassellaria - Williriedellidae
Williriedellum crystallinum Dumitrica 1970 radiolarian
"Sethocapsa funatoensis" = Hiscocapsa funatoensis Aita 1987 radiolarian
Zhamoidellum sp. Dumitrica 1970 radiolarian
Zhamoidellum ovum Dumitrica 1970 radiolarian
 Nassellaria - Eucyrtidiellidae
Eucyrtidiellum ozaiense Aita 1986 radiolarian
 Nassellaria - Parvicingulidae
Mirifusus sp. Pessagno 1977 radiolarian
Ristola altissima Rüst 1885 radiolarian
Wrangellium okamurai Mizutani 1981 radiolarian
Parvicingula sp. Pessagno 1977 radiolarian
Parvicingula dhimenaensis Baumgartner 1984 radiolarian
Parvicingula mashitaensis Mizutani 1981 radiolarian
 Nassellaria - Syringocapsidae
Podocapsa amphitreptera Foreman 1973 radiolarian
Podobursa triacantha Fischli 1916 radiolarian
 Nassellaria - Canoptidae
Cinguloturris sp. Dumitrica and Mello 1982 radiolarian
Cinguloturris fusiforma Hori 1999 radiolarian
Cinguloturris cylindra Kemkin and Rudenko 1993 radiolarian
 Nassellaria - Spongocapsulidae
Spongocapsula perampla Rüst 1885 radiolarian
 Nassellaria - Archaeodictyomitridae
Archaeodictyomitra sp. Pessagno 1977 radiolarian
Archaeodictyomitra ex gr. vulgaris Pessagno 1977 radiolarian
Archaeodictyomitra excellens Tan Sin Hok 1927 radiolarian
Archaeodictyomitra apiarium Rüst 1885 radiolarian
Archaeodictyomitra ex gr. apiarium Rüst 1885 radiolarian
Archaeodictyomitra minoensis Mizutani 1981 radiolarian
Thanarla brouweri Tan Sin Hok 1927 radiolarian
 Nassellaria - Unumidae
Protunuma japonicus Matsuoka and Yao 1985 radiolarian
 Actinommacea - Xiphostylidae
Triactoma sp. Rüst 1885 radiolarian
 Spumellaria - Angulobracchiidae
Paronaella sp. Pessagno 1971 radiolarian
 Spumellaria - Parvivaccidae
Acaeniotyle sp. Foreman 1973 radiolarian
 Spumellaria - Emiluviidae
Emiluvia sp. Foreman 1973 radiolarian