Nopporo Hills: Late/Upper Pleistocene, Japan

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Angiospermae - Fagales - Betulaceae
Betula sp. Linnaeus 1753
Pinopsida - Pinales - Pinaceae
Tsuga sp. Carrière 1855
Abies sp. Miller 1754
Picea sp. Dietrich 1824
Bivalvia - Arcida - Limopsidae
Limopsis tokaiensis
Bivalvia - Pectinida - Pectinidae
Chlamys daishakensis
    = Chlamys daishakaensis Masuda and Sawada 1961
Kafanov et al. 2001
synonym of Chlamys (Leochlamys) tanassevitschi
Bivalvia - Cardiida - Cardiidae
Papyridea kurodai
Mammalia - Cetacea
Mysticeti indet. Cope 1891
Mammalia - Carnivora - Odobenidae
Odobenus sp. Brisson 1762
Odobenus rosmarus (Linnaeus 1758)
Ishiguri and Kimura 1993
Mammalia - Sirenia - Dugongidae
Hydrodamalis gigas (Zimmermann 1780)
Mammalia - Proboscidea - Elephantidae
Mammuthus sp. Brookes 1828
see common names

Geography
Country:Japan State/province:Hokkaido
Coordinates: 42.8° North, 141.5° East (view map)
Paleocoordinates:42.8° North, 141.5° East
Basis of coordinate:estimated from map
Time
Period:Quaternary Epoch:Pleistocene
10 m.y. bin:Cenozoic 6
Key time interval:Late/Upper Pleistocene
Age range of interval:0.12600 - 0.01170 m.y. ago
Stratigraphy
Formation:Shimonopporo
Stratigraphy comments: early to middle Pleistocene; Late Pleistocene age after Furusawa (2005).
Lithology and environment
Primary lithology: unlithified conglomerate
Secondary lithology: unlithified sandstone
Includes fossils?Y
Lithology description: gravel
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:Kitahiroshima
Database number:65401
Authorizer:M. Uhen, A. Hendy Enterer:M. Uhen, A. Hendy
Modifier:M. Uhen Research group:vertebrate
Created:2006-09-21 12:33:49 Last modified:2019-10-01 21:02:54
Access level:the public Released:2006-09-21 12:33:49
Creative Commons license:CC BY
Reference information

Primary reference:

18850. S. Shinohara, M. Kimura, and H. Furusawa. 1985. Steller's Sea-cow (Hydrodamalis gigas) from the Nopporo Hills in the Ishikari lowland, Hokkaido, Japan. The Association for the Geological Collaboration in Japan Monograph 30:97-117 [M. Uhen/M. Uhen/M. Uhen]

Secondary references:

25591 H. Ishiguri and M. Kimura. 1993. Odobenus rosmarus from Lower Pleistocene in the Nopporo Hills, Hokkaido, Japan. Chikyu Kagaku 47(2):147-152 [M. Uhen/M. Uhen]
23801 A. I. Kafanov, K. Ogasawara, and L. Marincovich, Jr. 2001. Checklist and bibliography of the Cenozoic Bivalvia (Mollusca) of Northeastern Asia (Russian Far East), 1968-1999. Bulletin of the Mizunami Fossil Museum 28:1-138 [A. Hendy/A. Hendy]
64080 Y. Kawamura. 1991. Quaternary mammalian faunas in the Japanese Islands. The Quaternary Research 30(2):213-220 [M. Uhen/M. Uhen/M. Uhen]