Family Synthemistidae Tillyard 1911 (true dragonfly)
Insecta - Odonata - Synthemistidae
Alternative spelling: Synthemina
Full reference: R. J. Tillyard. 1911. Monograph of the genus Synthemis (Neuroptera: Odonata). Proceedings of the Linnean Society of New South Wales 35:312-377
Parent taxon: Libelluloidea according to A. Goodman et al. 2026
See also Dijkstra et al. 2013
Sister taxa: Condalia, Cordulephyidae, Corduliidae, Gomphomacromiidae, Idionychidae, Libellula cassandra, Libellula ceres, Libellulidae, Macromiidae, Neophyidae
Subtaxa: Gallosynthemistinae
Ecology: fast-moving volant carnivore-insectivore
Distribution: found only at Menat (MNT collection) (Paleocene of France)