KA: +60, KA log of UF section, Katsuyama: Middle Toarcian, Japan

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Polycystinea - Nassellaria - Hsuidae
Carter et al. 2010
Carter et al. 2010
Carter et al. 2010
Carter et al. 2010
Polycystinea - Nassellaria - Parvicingulidae
Carter et al. 2010
Praeparvicingula spp. Pessagno et al. 1993
Carter et al. 2010
Praeparvicingula gigantocornis (Kishida and Hisada 1985)
see common names

Geography
Country:Japan
Coordinates: 35.4° North, 136.9° East (view map)
Paleocoordinates:45.4° North, 161.1° East (Wright 2013)
Basis of coordinate:estimated from map
Geographic resolution:hand sample
Time
Period: Jurassic Epoch: Early Jurassic
Stage: Toarcian 10 m.y. bin: Jurassic 3
Key time interval: Middle Toarcian Other zone:  Hexasaturnalis hexagonus assemblage zone
Age range of interval: 182.9 - 180.4 m.y. ago
Stratigraphy
Stratigraphy comments: 202 cm above base of white massive chert bed. (by Gorican et al., 2006)
Lithology and environment
Primary lithology:gray,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:124801
Authorizer:J. Pálfy Enterer:A. Kocsis
Modifier:A. Kocsis
Created:2012-02-24 02:46:25 Last modified:2025-02-22 15:12:02
Access level:the public Released:2012-02-24 02:46:25
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]