Okanagrion threadgillae

Taxonavigation

Taxonavigation: Cephalozygoptera
Superregnum: Eukaryota 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: †Okanagrion
Species: †Okanagrion threadgillae

†Okanagrion threadgillae Archibald, S.B. & Cannings, R.A., 2021

Holotype: SR 98-12-10
- Repository: Stonerose Interpretive Center and Eocene Fossil Beds, Republic, Ferry County, Washington, USA
  - Collector: 8 April 1998 by Carolyn Threadgill

Early Eocene, Ypresian; Eocene Okanogan Highlands; Tom Thumb tuff, Klondike Mountain Formation; Corner Lot (A0307), Republic, Ferry County, Washington, USA

"The specific epithet is a patronymic formed from the surname of Carolyn Threadgill, the collector of the holotype, recognising her contribution"

Eocene

Ypresian
Eocene Okanagan Highlands
- Tom Thumb tuff, Klondike Mountain Formation; "Corner Lot" (A0307), Republic, Ferry County, Washington, USA

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.