Columbites beds, Hot Springs Ridge: Spathian, Idaho

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Cephalopoda - Nautilida - Tainoceratidae
Phaedrysmocheilus idahoensis (Kummel 1953)
Cephalopoda - Pseudorthocerida - Trematoceratidae
Trematoceras sp. Eichwald 1851
see common names

Geography
Country:United States State/province:Idaho
Coordinates: 42.1° North, 111.2° West (view map)
Paleocoordinates:11.5° North, 35.3° West
Basis of coordinate:estimated from map
Geographic resolution:outcrop
Time
Period:Triassic Epoch:Early/Lower Triassic
Stage:Olenekian 10 m.y. bin:Triassic 1
Key time interval:Spathian
Age range of interval:248.90000 - 247.20000 m.y. ago
Stratigraphy
Formation:Thaynes
Stratigraphic resolution:bed
Stratigraphy comments: Lower two intervals of the Columbites beds (Yvesgalleticeras montpelierense nodular limestone bed and overlying C. parisianus concretions)
Lithology and environment
Primary lithology:nodular lithified "shale"
Environment:marine indet.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Collection methods and comments
Collection methods:field collection
Reason for describing collection:taxonomic analysis
Collection method comments: Repository: UBGD (Université de Bourgogne, Géologie Dijon)
Metadata
Database number:202197
Authorizer:M. Clapham Enterer:M. Clapham
Research group:marine invertebrate
Created:2019-06-28 23:45:29 Last modified:2019-06-28 23:45:29
Access level:the public Released:2019-06-28 23:45:29
Creative Commons license:CC BY
Reference information

Primary reference:
69274. A. Brayard, J. F. Jenks, K. G. Bylund and The Paris Biota Team. 2019. Ammonoids and nautiloids from the earliest Spathian Paris Biota and other early Spathian localities in southeastern Idaho, USA. Geobios 54:13-36 [M. Clapham/M. Clapham/M. Clapham]