Full reference: R. Willmann. 1987. The phylogenetic system of the Mecoptera. Systematic Entomology 12:519-524
Parent taxon: Pistillifera according to R. Willmann 1987
See also Ansorge 1996 and Petrulevičius and Jarzembowski 2004
Sister taxon: Opisthogonopora
Subtaxa: Bittacidae Cimbrophlebiidae
Ecology:
Distribution:
• Oligocene of Germany (1 collection)
• Eocene of Canada (1: British Columbia), Denmark (1), Germany (1), Poland (3), the Russian Federation (4), the United Kingdom (1), United States (3: Colorado, Utah, Washington)
• Paleocene of Argentina (1)
• Cretaceous of China (4), Myanmar (2), North Korea (1), the Russian Federation (3), the United Kingdom (2)
• Jurassic of China (10), Germany (12), Kazakhstan (7), Kyrgyzstan (4), Mongolia (2), the Russian Federation (4), the United Kingdom (2)
• Triassic of Australia (2), China (1), the United Kingdom (1)
Total: 73 collections including 144 occurrences