Utsunomiya, north: Middle Miocene, Japan

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
Osteichthyes - Carnivora - Desmatophocidae
1 specimen
questionably referable to Allodesmus courseni
Miyazaki et al. 1995
see common names

Geography
Country:Japan State/province:Tochigi
Coordinates: 36.6° North, 139.9° East (view map)
Paleocoordinates:36.4° North, 137.5° East (Wright 2013)
Basis of coordinate:estimated from map
Time
Period: Neogene Epoch: Miocene
10 m.y. bin: Cenozoic 5
Key time interval: Middle Miocene
Age range of interval: 15.98 - 11.63 m.y. ago
Stratigraphy
Formation:Kanomata-zawa
Stratigraphic resolution:formation
Lithology and environment
Primary lithology:green tuff
Includes fossils?Y
Environment:coastal indet.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Collection methods and comments
Collection excludes:some macrofossils
Reason for describing collection:general faunal/floral analysis
Metadata
Database number:101905
Authorizer:M. Uhen Enterer:M. Uhen
Modifier:M. Uhen Research group:vertebrate
Created:2011-01-05 07:56:51 Last modified:2025-02-22 15:12:02
Access level:the public Released:2011-01-05 07:56:51
Creative Commons license:CC0
Reference information

Primary reference:
16892. C. A. Repenning and R. H. Tedford. 1977. Otarioid seals of the Neogene. United States Geological Survey Professional Paper 992:1-93 [M. Uhen/M. Uhen/P. Holroyd]

Secondary references:

16986 S. Miyazaki, H. Horikawa, N. Kohno, K. Hirota, M. Kimura, Y. Hasegawa, Y. Tomida, L. G. Barnes, and C. E. Ray. 1995. Summary of the fossil record of pinnipeds of Japan, and comparisons with that from the eastern North Pacific. The Island Arc 3:361-372 [M. Uhen/M. Uhen]