Insecta - Diptera - Bibionidae
Alternative spelling: Plecinae
Synonyms: Cascopleciidae Poinar 2010, Cascopleciinae Poinar 2010
Parent taxon: Bibionidae according to J. Skartveit and S. Wedmann 2021
See also Nel et al. 2019, Pape et al. 2011, Poinar 2010, Skartveit 2009, Skartveit and Ansorge 2020 and Zhang 1989
Sister taxa: Bibio elongatus, Bibio incrassatus, Bibio linearis, Bibio robustus, Bibioninae, Burmahesperininae, Cretobibioninae, Dilophus magnus, Hesperininae, Protomyia adusta, Protomyia formicoides, Protomyia fusca
Subtaxa: Cascoplecia Cretpenthetria Fushunoplecia Lichnoplecia Plecia Protopenthetria
Type: Plecia
Ecology:
Distribution:
• Quaternary of France (3 collections)
• Pliocene of Germany (1), Japan (2)
• Miocene of Bosnia and Herzegovina (1), Bulgaria (1), China (6), Croatia (4), the Czech Republic (1), the Dominican Republic (1), France (1), Germany (5), Italy (1), Japan (1), Mexico (1), the Russian Federation (1), Thailand (1)
• Oligocene of France (38), Germany (10), United States (2: Montana)
• Eocene of Canada (22: British Columbia), China (1), France (4), the Russian Federation (4), Ukraine (1), the United Kingdom (1), United States (16: Colorado, Utah, Wyoming)
• Paleocene of the United Kingdom (1)
• Cretaceous of Canada (1: Manitoba), China (1), Myanmar (2)
Total: 135 collections including 386 occurrences