USKF-101, Kangawa River: Langhian, Japan

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Cephalopoda - Octopoda - Argonautidae
Osteichthyes - Aulopiformes - Alepisauridae
Omosudis sp. Günther 1887
see common names

Geography
Country:Japan State/province:Nagano
Coordinates: 36.4° North, 138.3° East (view map)
Paleocoordinates:36.2° North, 135.9° East (Wright 2013)
Basis of coordinate:estimated from map
Time
Period: Neogene Epoch: Miocene
Stage: Langhian 10 m.y. bin: Cenozoic 5
Key time interval: Langhian
Age range of interval: 15.98 - 13.82 m.y. ago
Stratigraphy
Formation:Yokoo
Stratigraphy comments: from upper part of formation; age based on radiolarians and other fossils from same strata
Lithology and environment
Primary lithology: not reported
Environment:marine indet.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Collection methods and comments
Collection excludes:some microfossils
Collection methods:field collection
Reason for describing collection:taxonomic analysis
Taxonomic list comments:radiolarians said to be present
Metadata
Database number:227623
Authorizer:P. Holroyd Enterer:P. Holroyd
Modifier:M. Clapham Research group:vertebrate
Created:2022-10-23 02:39:26 Last modified:2026-01-31 20:50:10
Access level:the public Released:2022-10-23 02:39:26
Creative Commons license:CC0
Reference information

Primary reference:

82896. H. Suzuki. 2018. Fossil evidence of the hammerjaw fish, Omosudis sp. (Teleostei, Aulopiformes) from the middle Miocene Yokoo Formation in Nagano Prefecture, central Japan. Paleontological Research 22:210-217 [P. Holroyd/P. Holroyd/P. Holroyd]