Arigomphus

Kingdom: Animalia
Phylum: Arthropoda
Subphylum: Atelocerata
Class: Hexapoda (including Insecta)
Infraclass: Palaeoptera
Subclass: Pterygota
Order: Odonata
Suborder: Anisoptera
Superfamily: Aeshnoidea
Family: Gomphidae
Subfamily: Gomphinae
Tribe: Gomphini
Genus: Arigomphus