†family Atraktoprionidae Kielan-Jaworowska 1966 (worm)
Polychaeta - Eunicida - Atraktoprionidae
Parent taxon: Eunicida according to D. E. Shcherbakov et al. 2022
Sister taxa: Diurodrilidae, Dorvilleidae, Eunicea, Eunicidae, Gilsonicaris, Hartmaniellidae, Histriobdellidae, Kalloprionidae, Lumbrinereidae, Lumbrineridae, Lunoprionella, Mochtyellidae, Oenonidae, Onuphidae, Polychaetaspidae, Polychaeturidae, Ramphoprionidae
Subtaxa: Atraktoprion Boreognathus
Ecology: epifaunal detritivore
Distribution:
• Triassic of Italy (1 collection)
• Permian of the Russian Federation (1)
• Ordovician of Estonia (3), United States (2: Ohio)
Total: 7 collections including 10 occurrences