YTZ-O, 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 131592: 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 - Hsuidae
Hsuum arabicum
Hsuum arabicum Dumitrica 1997 radiolarian
 Nassellaria - Archaeodictyomitridae
Thanarla brouweri, Archaeodictyomitra apiarium, Archaeodictyomitra excellens
Thanarla brouweri Tan Sin Hok 1927 radiolarian
Archaeodictyomitra apiarium Rüst 1885 radiolarian
Archaeodictyomitra excellens Tan Sin Hok 1927 radiolarian
 Nassellaria - Unumidae
Protunuma japonicus
Protunuma japonicus Matsuoka and Yao 1985 radiolarian
 Nassellaria - Eucyrtidiellidae
Eucyrtidiellum ptyctum, Eucyrtidiellum pyramis
Eucyrtidiellum ptyctum Riedel and Sanfilippo 1974 radiolarian
Eucyrtidiellum pyramis Aita 1986 radiolarian
 Nassellaria - Xitidae
Xitus gifuensis, Xitus reticulatus
Xitus gifuensis Mizutani 1981 radiolarian
Xitus reticulatus Hori 1999 radiolarian
 Nassellaria - Eucyrtiidae
"Sethocapsa horokanaiensis" = Tetracapsa horokanaiensis
"Sethocapsa horokanaiensis" = Tetracapsa horokanaiensis Kawabata 1988 radiolarian
 Nassellaria - Pseudodictyomitridae
Loopus primitivus, Pseudodictyomitra carpatica, Pseudodictyomitra leptoconica
Loopus primitivus Matsuoka and Yao 1985 radiolarian
Pseudodictyomitra carpatica Lozyniak 1969 radiolarian
Pseudodictyomitra leptoconica Foreman 1973 radiolarian
 Nassellaria - Eucyrtidiidae
Pseudoeucyrtis cylindrata, Pseudoeucyrtis reticularis, Stichocapsa praepulchella
Pseudoeucyrtis cylindrata Hori 1999 radiolarian
Pseudoeucyrtis reticularis Matsuoka and Yao 1985 radiolarian
Stichocapsa praepulchella Hori 1999 radiolarian
 Nassellaria - Parvicingulidae
Mirifusus dianae, Wrangellium okamurai, "Tethysetta mashitaensis" = Parvicingula mashitaensis, Tethysetta dhimenaensis, Tethysetta boesii, Ristola cretacea, Ristola altissima
Mirifusus dianae radiolarian
Wrangellium okamurai Mizutani 1981 radiolarian
"Tethysetta mashitaensis" = Parvicingula mashitaensis Mizutani 1981 radiolarian
Tethysetta boesii Parona 1890 radiolarian
Ristola cretacea Baumgartner 1980 radiolarian
Ristola altissima Rüst 1885 radiolarian
 Nassellaria - Canoptidae
Cinguloturris cylindra, Cinguloturris carpatica
Cinguloturris cylindra Kemkin and Rudenko 1993 radiolarian
Cinguloturris carpatica Dumitrica and Mello 1982 radiolarian
 Nassellaria - Syringocapsidae
Podocapsa amphitreptera, Podobursa typica
Podocapsa amphitreptera Foreman 1973 radiolarian
Podobursa typica radiolarian
 Nassellaria - Spongocapsulidae
Spongocapsula daigoensis n. sp.
Spongocapsula daigoensis n. sp. Hori 1999 radiolarian
 Nassellaria - Williriedellidae
Williriedellum carpathicum, Zhamoidellum ovum
Williriedellum carpathicum Dumitrica 1970 radiolarian
Zhamoidellum ovum Dumitrica 1970 radiolarian
 Spumellaria - Pantanelliidae
"Vallupus laxus" = Vallupus japonicus, Vallupus hopsoni
"Vallupus laxus" = Vallupus japonicus Kawabata 1988 radiolarian
Vallupus hopsoni Pessagno and Blome 1984 radiolarian
 Spumellaria - Pseudoaulophacidae
? Dactyliodiscus rotundus
? Dactyliodiscus rotundus Hori 1999 radiolarian
 Spumellaria - Angulobracchiidae
Deviatus diamphidius
Deviatus diamphidius Foreman 1973 radiolarian