PBDB Collection

YTZ-1, 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 131668: authorized by Wolfgang Kiessling, entered by Uta Merkel on 27.07.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names

Protozoa
Nassellaria - Parvicingulidae	Mirifusus dianae minor Mirifusus dianae minor radiolarian
Spumellaria - Orbiculiformidae	? Orbiculiforma kanayamaensis ? Orbiculiforma kanayamaensis Mizutani 1981 radiolarian
Nassellaria - Sethocapsidae	Sethocapsa hexagona Sethocapsa hexagona Hori 1999 radiolarian
Nassellaria - Spongocapsulidae	Spongocapsula ovum, Spongocapsula conica Spongocapsula ovum Hori 1999 radiolarian Spongocapsula conica Hori 1999 radiolarian
Nassellaria - Canoptidae	Cinguloturris cylindra, Cinguloturris carpatica Cinguloturris cylindra Kemkin and Rudenko 1993 radiolarian Cinguloturris carpatica Dumitrica and Mello 1982 radiolarian
Nassellaria - Parvicingulidae	Ristola altissima, "Tethysetta mashitaensis" = Parvicingula mashitaensis, Tethysetta dhimenaensis, Tethysetta boesii, Wrangellium okamurai Ristola altissima Rüst 1885 radiolarian "Tethysetta mashitaensis" = Parvicingula mashitaensis Mizutani 1981 radiolarian Tethysetta dhimenaensis radiolarian Tethysetta boesii Parona 1890 radiolarian Wrangellium okamurai Mizutani 1981 radiolarian
Nassellaria - Xitidae	Xitus gifuensis Xitus gifuensis Mizutani 1981 radiolarian
Nassellaria - Eucyrtidiidae	Stichocapsa praepulchella, Pseudoeucyrtis reticularis, Pseudoeucyrtis levis, Stichomitra "sp. A", Solenotryma ichikawai Stichocapsa praepulchella Hori 1999 radiolarian Pseudoeucyrtis reticularis Matsuoka and Yao 1985 radiolarian Pseudoeucyrtis levis Hori 1999 radiolarian Stichomitra "sp. A" Cayeux 1897 radiolarian Solenotryma ichikawai Matsuoka and Yao 1985 radiolarian
Nassellaria - Pseudodictyomitridae	Loopus primitivus, Pseudodictyomitra leptoconica, Pseudodictyomitra carpatica Loopus primitivus Matsuoka and Yao 1985 radiolarian Pseudodictyomitra leptoconica Foreman 1973 radiolarian Pseudodictyomitra carpatica Lozyniak 1969 radiolarian
Nassellaria - Williriedellidae	Williriedellum crystallinum, Zhamoidellum ovum Williriedellum crystallinum Dumitrica 1970 radiolarian Zhamoidellum ovum Dumitrica 1970 radiolarian
Nassellaria - Eucyrtidiellidae	Eucyrtidiellum pyramis Eucyrtidiellum pyramis Aita 1986 radiolarian
Nassellaria - Ultranaporidae	Napora sp. Napora sp. Pessagno 1977 radiolarian
Nassellaria - Archaeodictyomitridae	Archaeodictyomitra excellens, Archaeodictyomitra minoensis, Archaeodictyomitra apiarium, Thanarla brouweri Archaeodictyomitra excellens Tan Sin Hok 1927 radiolarian Archaeodictyomitra minoensis Mizutani 1981 radiolarian Archaeodictyomitra apiarium Rüst 1885 radiolarian Thanarla brouweri Tan Sin Hok 1927 radiolarian
Nassellaria - Unumidae	Protunuma japonicus Protunuma japonicus Matsuoka and Yao 1985 radiolarian
Actinommacea - Xiphostylidae	Triactoma blakei Triactoma blakei Pessagno 1977 radiolarian
Entactinaria - Saturnalidae	Acanthocircus suboblongus Acanthocircus suboblongus Yao 1972 radiolarian