Full reference: P. A. Latreille. 1802. Histoire Naturelle, Générale et Particulière des Crustacés et des Insectes. 3:1-467
Parent taxon: Nepomorpha according to K. P. Johnson et al. 2018
See also Nel and Paicheler 1992, Popov 1971 and Szwedo 2018
Sister taxa: Acromocoris, Corixoidea, Gelastocoroidea, Morrisonnepa, Naucoroidea, Nepoidea, Ochteroidea, Pleoidea, Pterocimicidae
Subtaxa: Notonectidae
Type: Notonecta
Ecology:
Distribution:
• Quaternary of France (2 collections), United States (1: California)
• Miocene of China (1), Czechia (1), France (1), Spain (2), Türkiye (1), United States (1: California)
• Oligocene of France (2), Germany (7), Serbia (1), United States (1: Montana)
• Eocene of Czechia (1), United States (2: Colorado)
• Cretaceous of Argentina (2), China (15), Mongolia (3), the Russian Federation (4), Spain (1), the United Kingdom (2)
• Jurassic of Germany (3), Kazakhstan (1), the Russian Federation (2)
Total: 57 collections including 68 occurrences