Epiaeschna is a genus of darners in the dragonfly family Aeshnidae. A single extant species, E. heros, is known from eastern North America, in addition to six fossil species known from Eurasia, suggesting the genus had a much wider distribution in the past. thumb|Epiaeschna heros
Epiaeschna is a genus of darners in the dragonfly family Aeshnidae. A single extant species, E. heros, is known from eastern North America, in addition to six fossil species known from Eurasia, suggesting the genus had a much wider distribution in the past. thumb|Epiaeschna heros
==Species== These seven species belong to the genus Epiaeschna: Epiaeschna heros (Fabricius, 1798) (swamp darner) †Epiaeschna gossi (Campion, 1916) (Middle Eocene of England) †Epiaeschna magnifica (Martynov, 1929) (Late Oligocene of Kazakhstan) †Epiaeschna pseudoheros Nel & Petrulevicius, 2010 (Late Oligocene of France) †Epiaeschna stauropolitana Martynov, 1927 (mid-Miocene of Crimea) †Epiaeschna matutina (Zhang, 1989) (Miocene of China) †Epiaeschna wisseri Nel, Poschmann & Wedmann, 2020 (Late Oligocene of Germany)
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).