Insecta - Odonata - Whetwhetaksidae
Full reference: S. B. Archibald and R. A. Cannings. 2021. Taxonomic names, in The Cephalozygoptera, a new, extinct suborder of Odonata with new taxa from the early Eocene Okanagan Highlands, western North America. Zootaxa 4934:1-133
Parent taxon: Cephalozygoptera according to J. L. Ware et al. 2025
See also Archibald and Cannings 2021 and Simonsen et al. 2022
Sister taxa: Agrion exhaustum, Agrion hecticum, Agrion mysis, Agrion thais, Andrephlebia, Burmadysagrionidae, Caloptera, Dinosamarura, Eopodagrion, Euzygoptera, Furagrion, Gasophlebia, Gomphus resinatus, Hemiphlebioidea, Italolestes, Megalestes anglicus, Mesomegaloprepidae, Platystictoidea, Podagrion abortivum, Pulchrairina, Samarura, Santanagrion, Shundeagrionidae, Steleopteridae, Steropoides, Sieblosiidae, Eodichromatoidea, Dysagrionidae
Subtaxa: Danowhetaksa Sinowhetaksa Whetwhetaksa
Type: Whetwhetaksa
Ecology: fast-moving volant carnivore-insectivore
Distribution:
• Oligocene of China (1 collection)
• Eocene of Denmark (2), United States (2: Washington)
Total: 5 collections each including a single occurrence