KA: -170, KA log of UF section, Katsuyama: Late Pliensbachian, Japan

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Polycystinea - Nassellaria - Hsuidae
Parahsuum ovale Hori and Yao 1988
Polycystinea - Nassellaria - Eucyrtidiellidae
Carter et al. 2010
see common names

Geography
Country:Japan
Coordinates: 35.4° North, 136.9° East (view map)
Paleocoordinates:46.6° North, 164.3° East (Wright 2013)
Basis of coordinate:estimated from map
Geographic resolution:hand sample
Time
Period: Jurassic Epoch: Early Jurassic
Stage: Pliensbachian 10 m.y. bin: Jurassic 2
Key time interval: Late Pliensbachian Other zone:  Parahsuum simplum assemblage zone
Age range of interval: 192.9 - 184.2 m.y. ago
Stratigraphy
Stratigraphy comments: 504 cm below base of white massive chert bed.
Lithology and environment
Primary lithology:green lithified chert
Includes fossils?Y
Environment:basinal (siliceous)
Taphonomy
Modes of preservation:body
Size of fossils:microfossils
Collection methods and comments
Reason for describing collection:taxonomic analysis
Metadata
Database number:124791
Authorizer:J. Pálfy Enterer:A. Kocsis
Modifier:A. Kocsis
Created:2012-02-24 02:35:54 Last modified:2025-02-22 15:12:02
Access level:the public Released:2012-02-24 02:35:54
Creative Commons license:CC0
Reference information

Primary reference:
40387. M. Takeuchi. 2001. Morphologic study of multicyrtid Nassellaria (Radiolaria) from the Lower Jurassic bedded cherts in the Inuyama Area, Mino Terrane, Central Japan. News of Osaka Micropaleontologists, Special Volume 12:181-189 [J. Pálfy/A. Kocsis]

Secondary references:

38346 E. S. Carter, S. Goričan, J. Guex, L. O'Dogherty, P. De Wever, P. Dumitrica, R. S. Hori, A. Matsuoka, and P. A. Whalen. 2010. Global radiolarian zonation for the Pliensbachian, Toarcian and Aalenian. Palaeogeography, Palaeoclimatology, Palaeoecology 297:401-419 [J. Pálfy/A. Kocsis/M. Uhen]