Umigami, Hyogo Prefecture: Piacenzian - Gelasian, Japan
collected by Shigehiro Inoue; Kiyoshi Kamitani

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Insecta - Hemiptera - Cicadidae
Meimuna sp. Distant 1905
1 specimen
Inoue 801111-16
1 specimen
Inoue 811123-2
Insecta - Hymenoptera - Apidae
Takahashi and Takahashi 2025 1 specimen
SOU-002 (2 measurements)
Insecta - Lepidoptera - Nymphalidae
Aiba et al. 2025 1 specimen
SOU-001 (1 measurement)
see common names

Geography
Country:Japan
Coordinates: 35.5° North, 134.4° East (view map)
Paleocoordinates:35.3° North, 133.8° East (Wright 2013)
Basis of coordinate:based on nearby landmark
Geographic resolution:outcrop
Time
Period: Neogene - Quaternary Epoch: Pliocene - Pleistocene
Stage: Piacenzian - Gelasian 10 m.y. bin: Cenozoic 6
Key time interval: Piacenzian - Gelasian
Age range of interval: 3.6 - 1.8 m.y. ago
Stratigraphy
Geological group:Teragi Formation:Haruki
Stratigraphic resolution:group of beds
Stratigraphy comments: The depositional age of the Haruki Mudstone is ca. 2.8-2.2 Ma (the Late Pliocene to Early Pleistocene) based on K-Ar dating (Furuyama et al., 1998; Furuyama and Nagao, 2004) and by U-Pb dating (Haji et al., 2023) of the different layers of the Terada Volcanics, which are contemporaneous heterotopic facies of the Haruki Mudstone.
Lithology and environment
Primary lithology: lithified mudstone
Environment:terrestrial indet. Tectonic setting:back-arc basin
Taphonomy
Modes of preservation:adpression
Size of fossils:macrofossils
Collection methods and comments
Reason for describing collection:taxonomic analysis
Collectors:Shigehiro Inoue; Kiyoshi Kamitani
Collection method comments: Repository: private collection of S. Inoue; Museum of Unique Insect Fossils (Omoshiro Konchu Kasekikan) in Shin'onsen Town, Hyogo Prefecture,
Metadata
Database number:153920
Authorizer:M. Clapham Enterer:M. Clapham
Modifier:M. Clapham Research group:paleoentomology
Created:2014-01-18 23:10:48 Last modified:2025-05-02 20:39:00
Access level:the public Released:2014-01-18 23:10:48
Creative Commons license:CC0
Reference information

Primary reference:
49880. I. Fujiyama. 1982. Some fossil cicadas from Neogene of Japan. Bulletin of the National Science Museum, Tokyo, Series C 8:181-187 [M. Clapham/M. Clapham]

Secondary references:

91955 H. Aiba, Y. Takahashi, and K. Saito. 2025. New species of fossil butterfly (Nymphalidae: Limenitidinae) from the Upper Pliocene to Lower Pleistocene Teragi Group, Hyogo Prefecture, Japan. Paleontological Research 29:76-86 [M. Clapham/M. Clapham]
93249 Y. Takahashi and J. Takahashi. 2025. A honey bee fossil (Hymenoptera, Apidae) from the Late Pliocene to Early Pleistocene Teragi Group, Hyogo Prefecture, Japan: Bridging a gap in Apis evolutionary history. ZooKeys 1255:291-301 [M. Clapham/M. Clapham]