†order Phthinobranchii Hay 1902 (ray-finned fish)
Full reference: O. P. Hay. 1902. Bibliography and Catalogue of the Fossil Vertebrata of North America. Bulletin of the United States Geological Survey 179:1-868
Parent taxon: Actinopteri according to O. P. Hay 1902
Sister taxa: Anaglyphus, Angatubichthys, Bethesdaichthys, Blourugia, Docopteri, Frederichthys, Kompasia, Lanarkichthys, Limnomis, Lysopteri, Melanecta, Merospondyli, Mesichthyes, Moythomasia, Neopterygii, Palaeophoxinus, Plectospondyli, Pseudohaplolepis, Tarrasiidae, Westlepis, Woodichthys
Subtaxa: none
Ecology:
Distribution: there are no occurrences of Phthinobranchii in the database