Haboro, Embetsu Formation: Zanclean, Japan

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Osteichthyes
Osteichthyes - Cetacea
Oishi and Hasegawa 1995
Osteichthyes - Cetacea - Balaenopteridae
Oishi and Hasegawa 1995
Osteichthyes - Cetacea - Delphinidae
Osteichthyes - Cetacea - Monodontidae
Ichishima et al. 2019 1 specimen
Osteichthyes - Cetacea - Phocoenidae
Oishi and Hasegawa 1995
unclassified
Bacillariophyceae - Fragilariales - Fragilariaceae
Raphoneis sp. Ehrenberg 1844
Bacillariophyceae - Hemidiscaceae
Bacillariophyceae - Rhaphoneidales - Rhaphoneidaceae
Bacillariophyceae - Naviculales - Naviculaceae
Bacillariophyceae - Achnanthales - Cocconeidaceae
Cocconeis sp. Ehrenberg 1838
Bacillariophyceae - Centrales
Cladogramma sp. Ehrenberg 1854
Bacillariophyceae - Cymatosirales - Cymatosiraceae
Bacillariophyceae - Rhizosoleniales - Rhizosoleniaceae
f. hiemalis
Bacillariophyceae - Thalassionematales - Thalassionemataceae
Thalassiothrix longissima Cleve and Grunow 1880
Bacillariophyceae - Thalassiosirales - Thalassiosiraceae
Bacillariophyceae - Paraliales - Paraliaceae
Paralia sulcata (Ehrenberg 1838)
Bacillariophyceae - Paraliales - Pseudopodosiraceae
Bacillariophyceae - Coscinodiscales - Heliopeltaceae
Actinoptychus senarius (Ehrenberg 1838)
Bacillariophyceae - Bacillariales - Bacillariaceae
Bacillariophyceae - Melosirales - Hyalodiscaceae
Bacillariophyceae - Melosirales - Stephanopyxidaceae
Bacillariophyceae - Melosirales - Melosiraceae
unclassified
see common names

Geography
Country:Japan
Coordinates: 44.3° North, 141.7° East (view map)
Paleocoordinates:44.2° North, 140.8° East (Wright 2013)
Basis of coordinate:estimated from map
Time
Period: Neogene Epoch: Pliocene
Stage: Zanclean 10 m.y. bin: Cenozoic 6
Key time interval: Zanclean
Age range of interval: 5.333 - 3.6 m.y. ago
Stratigraphy
Formation:Embetsu
Lithology and environment
Primary lithology: mudstone
Secondary lithology:fine sandstone
Includes fossils?Y
Includes fossils?Y
Lithology description: hard shale and massive mudstonen to fine sandstone
Environment:marine indet.
Taphonomy
Modes of preservation:body,original phosphate
Size of fossils:macrofossils,mesofossils
Disassociated major elements:all
Collection methods and comments
Collection excludes:some microfossils
Collection methods:surface (float),chemical,field collection
Reason for describing collection:taxonomic analysis
Metadata
Database number:55643
Authorizer:M. Uhen Enterer:M. Uhen
Modifier:M. Uhen Research group:vertebrate
Created:2005-11-02 05:47:36 Last modified:2025-02-22 15:12:02
Access level:the public Released:2005-11-02 05:47:36
Creative Commons license:CC0
Reference information

Primary reference:
14859. H. Ichishima and M. Kimura. 2005. Harborophocoena toyoshimai, a anew early Pliocene porpoise (Cetacea, Phocoenidae) from Hokkaido, Japan. Journal of Vertebrate Paleontology 25(3):655-664 [M. Uhen/M. Uhen]

Secondary references:

12595 H. Ichishima, H. Furusawa, M. Tachibana and M. Kimura. 2019. First monodontid cetacean (Odontoceti, Delphinoidea) from the early Pliocene of the north-western Pacific Ocean. Papers in Palaeontology [M. Uhen/M. Uhen/M. Uhen]
12148 M. Oishi and Y. Hasegawa. 1995. A list of fossil cetaceans in Japan. The Island Arc 3:493-505 [M. Uhen/M. Uhen/M. Uhen]