Osteichthyes - Nematoptychiidae
Parent taxon: Actinopteri according to R. van der Laan 2019
Sister taxa: Aeduelliformes, Amphicentriformes, Anaglyphus, Angatubichthys, Bethesdaichthys, Blourugia, Discordichthyiformes, Docopteri, Dwykiidae, Frederichthys, Inichthyidae, Kenderlichthyidae, Kompasia, Lanarkichthys, Limnomis, Lysopteri, Melanecta, Merospondyli, Mesichthyes, Moythomasia, Palaeobergiidae, Palaeophoxinus, Paphosisciformes, Phthinobranchii, Plectospondyli, Pseudohaplolepis, Scanilepidiformes, Tarrasiidae, Teleosteomorpha, Westlepis, Woodichthys
Subtaxa: Nematoptychius
Type: Nematoptychius
Ecology: planktonic suspension feeder
Distribution:
• Carboniferous of the United Kingdom (33 collections), United States (1: Scotland)
Total: 34 collections each including a single occurrence