Yura: Oxfordian - Tithonian, Japan

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Echinoidea - Cidaroida - Cidaridae
Morishita 1964
Anthozoa - Scleractinia - Thamnasteriidae
Anthozoa - Scleractinia - Montlivaltiidae
see common names

Geography
Country:Japan State/province:Wakayama
Coordinates: 34.0° North, 135.1° East (view map)
Paleocoordinates:52.7° North, 145.1° East (Wright 2013)
Basis of coordinate:based on nearby landmark
Geographic resolution:outcrop
Time
Period: Jurassic Epoch: Late Jurassic
Stage: Oxfordian - Tithonian 10 m.y. bin: Jurassic 5 - Jurassic 6
Key time interval: Oxfordian - Tithonian
Age range of interval: 161.5 - 143.1 m.y. ago
Stratigraphy
Formation:Torinosu
Stratigraphic resolution:group of beds
Lithology and environment
Primary lithology: lithified "limestone"
Lithology description: Torinosu-type limestone
Environment:shallow subtidal indet.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Preservation of anatomical detail:good
Collection methods and comments
Collection methods:field collection
Reason for describing collection:taxonomic analysis
Metadata
Database number:91426
Authorizer:W. Kiessling, M. Uhen Enterer:U. Merkel, M. Uhen
Modifier:M. Uhen Research group:marine invertebrate
Created:2009-09-23 00:20:48 Last modified:2025-02-22 15:12:02
Access level:authorizer only Released:2011-09-23 00:20:48
Creative Commons license:CC0
Reference information

Primary reference:

30709. M. Eguchi. 1951. Mesozoic hexacorals from Japan. The Science Reports of the Tohoku University, Geology 24:1-96 [W. Kiessling/U. Merkel]

Secondary references:

61685 A. Morishita. 1964. Fossil echinoies deposited in the museum of Seto Marine Biological Laboratory, Sirahama, Wakayama Prefectures (on some fossil echinoids of Japan, III). Publications of the Seto Marine Biological Laboratory 12(4):273-280 [M. Uhen/B. Shipps/M. Uhen]