YTZ-L, Torinoko Block (Jurassic of Japan)

Where: Japan (36.8° N, 140.3° E: paleocoordinates 44.4° N, 143.1° E)

• coordinate estimated from map

• hand sample-level geographic resolution

When: Late/Upper Tithonian (150.8 - 145.0 Ma)

• SGM (sandstone-gray mudstone) unit

• bed-level stratigraphic resolution

Environment/lithology: marine; lithified shale

• dark green shale

Size class: microfossils

Primary reference: N. Hori. 1999. Latest Jurassic radiolarians from the northeastern part of the Torinoko Block, Yamizo Mountains, central Japan. Science Reports of the Institute of Geoscience University of Tsukuba, Section B: Geological Sciences 20:47-114 [W. Kiessling/U. Merkel]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 131589: authorized by Wolfgang Kiessling, entered by Uta Merkel on 26.07.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Protozoa
 Nassellaria - Eucyrtidiidae
Pseudoeucyrtis cylindrata n. sp.
Pseudoeucyrtis cylindrata n. sp. Hori 1999 radiolarian
 Nassellaria - Pseudodictyomitridae
Pseudodictyomitra carpatica, Loopus primitivus
Pseudodictyomitra carpatica Lozyniak 1969 radiolarian
Loopus primitivus Matsuoka and Yao 1985 radiolarian
 Nassellaria - Xitidae
Xitus gifuensis
Xitus gifuensis Mizutani 1981 radiolarian
 Nassellaria - Unumidae
Protunuma japonicus
Protunuma japonicus Matsuoka and Yao 1985 radiolarian
 Nassellaria - Hsuidae
Hsuum arabicum
Hsuum arabicum Dumitrica 1997 radiolarian
 Nassellaria - Archaeodictyomitridae
Thanarla brouweri, Archaeodictyomitra excellens, Archaeodictyomitra apiarium
Thanarla brouweri Tan Sin Hok 1927 radiolarian
Archaeodictyomitra excellens Tan Sin Hok 1927 radiolarian
Archaeodictyomitra apiarium Rüst 1885 radiolarian
 Nassellaria - Eucyrtidiellidae
Eucyrtidiellum pyramis
Eucyrtidiellum pyramis Aita 1986 radiolarian
 Nassellaria - Canoptidae
Cinguloturris carpatica, Cinguloturris cylindra
Cinguloturris carpatica Dumitrica and Mello 1982 radiolarian
Cinguloturris cylindra Kemkin and Rudenko 1993 radiolarian
 Nassellaria - Spongocapsulidae
Spongocapsula perampla
Spongocapsula perampla Rüst 1885 radiolarian
 Nassellaria - Parvicingulidae
Tethysetta boesii, Ristola altissima, Mirifusus dianae, "Tethysetta mashitaensis" = Parvicingula mashitaensis, Wrangellium okamurai
Tethysetta boesii Parona 1890 radiolarian
Ristola altissima Rüst 1885 radiolarian
Mirifusus dianae radiolarian
"Tethysetta mashitaensis" = Parvicingula mashitaensis Mizutani 1981 radiolarian
Wrangellium okamurai Mizutani 1981 radiolarian
 Nassellaria - Syringocapsidae
Podobursa typica, Podocapsa amphitreptera
Podobursa typica radiolarian
Podocapsa amphitreptera Foreman 1973 radiolarian
 Nassellaria - Ultranaporidae
Napora sp.
Napora sp. Pessagno 1977 radiolarian
 Nassellaria - Williriedellidae
Zhamoidellum ovum
Zhamoidellum ovum Dumitrica 1970 radiolarian
 Entactinaria - Saturnalidae
Acanthocircus suboblongus
Acanthocircus suboblongus Yao 1972 radiolarian
 Spumellaria - Archaeospongoprunidae
Archaeospongoprunum imlayi
Archaeospongoprunum imlayi Pessagno 1977 radiolarian
 Spumellaria - Parvivaccidae
Acastea diaphorogona
Acastea diaphorogona Foreman 1973 radiolarian
 Spumellaria - Angulobracchiidae
Deviatus diamphidius
Deviatus diamphidius Foreman 1973 radiolarian
 Spumellaria - Pantanelliidae
Pantanellium oligoporum, Protovallupus excellens, "Vallupus laxus" = Vallupus japonicus, Vallupus hopsoni, Mesovallupus guadalupensis
Pantanellium oligoporum Vinassa de Regny 1899 radiolarian
Protovallupus excellens Yang and Pessagno 1989 radiolarian
"Vallupus laxus" = Vallupus japonicus Kawabata 1988 radiolarian
Vallupus hopsoni Pessagno and Blome 1984 radiolarian
Mesovallupus guadalupensis Pessagno and MacLeod 1987 radiolarian
 Spumellaria - Orbiculiformidae
Orbiculiforma plana
Orbiculiforma plana Hori 1999 radiolarian
 Spumellaria - Emiluviidae
Emiluvia pessagnoi, Emiluvia ordinaria
Emiluvia pessagnoi Foreman 1973 radiolarian
subsp. multipora
Emiluvia ordinaria Ozvoldova 1984 radiolarian