Seki, Sado Island: Early Miocene, Japan

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Insecta - Hemiptera - Pentatomidae
1 specimen
NSM-PA12377
1 specimen
NSM-PA12378
1 specimen
NSM-PA12379
Insecta - Hemiptera - Acanthosomatidae
1 specimen
SDM-GF 11
Insecta - Hemiptera - Aphididae
1 specimen
NSM-PA12376
Insecta - Dermaptera - Diplatyidae
1 specimen
NSM-PA12381 (1 measurement)
Sakai and Fujiyama 1989
Insecta - Diptera - Dolichopodidae
? Dolichopodidae indet. Latreille 1809
1 specimen
NSM-PA12396
Insecta - Diptera - Empididae
Empididae indet. Latreille 1804
1 specimen
NSM-PA12395
Insecta - Diptera - Mycetophilidae
1 specimen
SDM-GF10
Insecta - Diptera - Sciaridae
1 specimen
NSM-PA12394
Insecta - Diptera - Bibionidae
21 specimens
NSM-PA12383, 12384-12393, SDM-GF1-8, NUGR5-297a, 296a (NSM-PA12413 is counterpart of SDM-GF1, 12414=SDM-GF3)
Insecta - Diptera - Limoniidae
1 specimen
SDM-GF9 (counterpart NSM-PA12415)
Insecta - Coleoptera
1 specimen
NSM-PA12382
Insecta - Coleoptera - Scarabaeidae
1 specimen
NSM-PA12380
Insecta - Hymenoptera - Formicidae
11 specimens
NSM-PA12402-12410, SDM-FK13, NSM-PA12411
Insecta - Hymenoptera - Ichneumonidae
1 specimen
NSM-PA12398
1 specimen
NSM-PA12399
1 specimen
NSM-PA12400
? Netelia sp. Gray 1860
1 specimen
NSM-PA12397
Insecta - Hymenoptera - Braconidae
1 specimen
NSM-PA12401
Insecta - Hymenoptera - Cimbicidae
1 specimen
NSM-PA12416 (counterpart SDM-GF12)
Insecta - Odonata - Lestidae
1 specimen
NSM-PA12374
1 specimen
NSM-PA12375
see common names

Geography
Country:Japan
Coordinates: 38.3° North, 138.4° East (view map)
Paleocoordinates:38.3° North, 135.2° East (Wright 2013)
Basis of coordinate:estimated from map
Geographic resolution:outcrop
Time
Period: Neogene Epoch: Miocene
10 m.y. bin: Cenozoic 5
Key time interval: Early Miocene
Age range of interval: 23.04 - 15.98 m.y. ago
Stratigraphy
Formation:Masaragawa
Stratigraphic resolution:group of beds
Lithology and environment
Primary lithology: lithified "siliciclastic"
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
Collection method comments: Repository: National Science Museum, Tokyo (NSM-PA), some at Sado Museum (SDM-GF) and Niigata University (NURG)
Metadata
Database number:114003
Authorizer:M. Clapham Enterer:J. Karr, M. Clapham
Modifier:M. Clapham Research group:paleoentomology
Created:2011-08-08 12:56:54 Last modified:2025-02-22 15:12:02
Access level:the public Released:2011-08-08 12:56:54
Creative Commons license:CC0
Reference information

Primary reference:
49025. I. Fujiyama. 1985. Early Miocene insect fauna of Seki, Sado Island, Japan, with notes on the occurrence of Cenozoic fossil insects from Sado to San-in District. Memoirs of the National Science Museum, Tokyo 18:35-56 [M. Clapham/M. Clapham]

Secondary references:

36994 A. Nel and J. C. Paicheler. 1994. Les Lestoidea (Odonata, Zygoptera) fossiles: Un inventaire critique. Annales de Paléontologie 80(1):1-59 [M. Clapham/J. Karr/J. Karr]
72509 S. Sakai and I. Fujiyama. 1989. New Dermapteran fossil from Sado Islands, Japan with description of a new species. (Dermaptera, Diplatyidae). Special Bulletin of Daito Bunka University 38:3102-3103 [M. Clapham/M. Clapham]