Dysagrion integrum

Taxonavigation

Taxonavigation: Cephalozygoptera

Superregnum: Eukaryota Cladus: Podiata Cladus: Amorphea Cladus: Obazoa Cladus: Opisthokonta Cladus: Holozoa Cladus: Filozoa Cladus: Choanozoa Regnum: Animalia Subregnum: Eumetazoa Cladus: ParaHoxozoa Cladus: Bilateria Cladus: Nephrozoa Cladus: Protostomia Superphylum: Ecdysozoa Cladus: Panarthropoda Phylum: Arthropoda Cladus: Mandibulata Cladus: Pancrustacea Cladus: Allotriocarida Subphylum: Hexapoda Classis: Insecta Cladus: Dicondylia Subclassis: Pterygota Superordo: Odonatoptera Ordo: Odonata Subordo: †Cephalozygoptera

Superfamilia: †"Sieblosioid Group"
Familia: †Dysagrionidae
Subfamilia: †Dysagrioninae
Genus: †Dysagrion
Species: †Dysagrion integrum

Name

†Dysagrion integrum Bechly, Garrouste, Aase, & Nel, 2020

Type material

• Holotype: FOBU 4165
  • Repository: Fossil Butte National Monument, Sweetwater County, Wyoming, United States
    • Collected: By Cal Spann

Type locality

• Eocene, Ypresian (Wastchian); Green River Formation, Fossil Butte Member, Minifish beds, "Fossil Lake"; Clear Creek Valley, 11 mi (18 km) west of Kemmerer, Sweetwater County, Wyoming, United States

Etymology

• "Named after the nearly complete state of preservation of the type specimen."

Distribution

Eocene

• Ypresian (Wasatchian)
  • Green River Formation, Fossil Butte Member, Minifish beds, "Fossil Lake"; Clear Creek Valley, 11 mi (18 km) west of Kemmerer, Sweetwater County, Wyoming, United States

References

Primary references

• Scudder, S.H. 1878. An Account of Some Insects of Unusual Interest from the Tertiary Rocks of Colorado and Wyoming. Bulletin of the United States Geological and Geographical Survey of the Territories 4(2): 519–543.
• Scudder, S.H. 1890. The Tertiary insects of North America. Report of the United States Geological Survey of the Territories 13: 1–734, pls. 1–28, 1 map. BHL Reference page. 
• Bechly G.; Garrouste R.; Aase A.; Karr J.A.; Grande L.; Nel A. 2021. The damselfly palaeofauna from the Eocene of Wyoming and Colorado, USA (Insecta, Odonata, Zygoptera). Papers in Palaeontology 7(3): 1373–1402. doi:10.1002/spp2.1346. ISSN 2056-2799. 
• Archibald, S.B., Cannings, R.A., Erickson, R.J., Bybee, S.M. & Mathewes, R.W. 2021. The Cephalozygoptera, a new, extinct suborder of Odonata with new taxa from the early Eocene Okanagan Highlands, western North America. Zootaxa 4934(1): 1–133. DOI: 10.11646/zootaxa.4934.1.1 . Reference page. 
• Ware J.; Simonsen T.J.; Rasmussen J.A.; Archibald S.B. 2025. Systematics of the extinct suborder Cephalozygoptera (Odonata): a wing-based analysis comparing its genera with those of extant Zygoptera. American Museum Novitates 4043: 1–19.