Synonyms: Hemisphaeridae Melichar 1906, Hemisphaeriinae Melichar 1906, Thioniinae Melichar 1906, Thioninae Melichar 1906
Full reference: M. Spinola. 1839. Essai sur les Fulgorelles, sous-tribu de la tribu des Cicadaires, ordre des Rhyngotes. Annales de la Société Entomologique de France 8:133-337
Parent taxon: Issidae according to V. M. Gnezdilov et al. 2023
See also Bourgoin et al. 2020, Gnezdilov and Bourgoin 2016, Gnezdilov et al. 2022, Melichar 1906 and Szwedo 2019
Sister taxa: Hysteropterinae, Libanissus, Poeocera nassata
Subtaxa: Issini Parahiraciini Thioniini
Type: Issus
Ecology:
Distribution:
• Miocene of the Dominican Republic (3 collections)
• Eocene of Germany (1), the Russian Federation (1)
Total: 5 collections each including a single occurrence