Sanyama: Burdigalian, Japan

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Osteichthyes - Perissodactyla - Paleoparadoxiidae
1 specimen
see common names

Geography
Country:Japan State/province:Saitama
Coordinates: 35.8° North, 140.0° East (view map)
Paleocoordinates:35.9° North, 137.2° East (Wright 2013)
Basis of coordinate:estimated from map
Time
Period: Neogene Epoch: Miocene
Stage: Burdigalian 10 m.y. bin: Cenozoic 5
Key time interval: Burdigalian
Age range of interval: 20.45 - 15.98 m.y. ago
Stratigraphy
Geological group:Hikokubo Formation:Ushikubitoge Member:Tomita
Stratigraphy comments: 19 Ma. Age after Matsui & Kawabe (2015).
Lithology and environment
Primary lithology: siltstone
Includes fossils?Y
Includes fossils?Y
Environment:marine indet.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Collection methods and comments
Reason for describing collection:general faunal/floral analysis
Metadata
Also known as:Kogane, Koganezawa
Database number:91601
Authorizer:M. Uhen Enterer:M. Uhen
Modifier:M. Uhen Research group:vertebrate
Created:2009-10-05 10:39:08 Last modified:2025-02-22 15:12:02
Access level:the public Released:2009-10-05 10:39:08
Creative Commons license:CC0
Reference information

Primary reference:

30877. H. Saegusa. 2002. A partial skeleton of Paleoparadoxia from San-yama, Ogano-cho, Saitama Prefecture, central Japan. Nature and Human Activities 7:1-25 [M. Uhen/M. Uhen]

Secondary references:

55797 K. Matsui and S. Kawabe. 2015. The Oldest Record of Paleoparadoxia from the Northwest Pacific with an Implication on the Early Evolution of Paleoparadoxiinae (Mammalia: Desmostylia). Paleontological Research 19(3):251-265 [M. Uhen/M. Uhen]