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: Aeduelliformes, Amphicentriformes, Anaglyphus, Angatubichthys, Bethesdaichthys, Blourugia, Discordichthyiformes, Docopteri, Dwykiidae, Frederichthys, Inichthyidae, Kenderlichthyidae, Kompasia, Lanarkichthys, Limnomis, Lysopteri, Melanecta, Merospondyli, Moythomasia, Nematoptychiidae, Palaeobergiidae, Palaeophoxinus, Paphosisciformes, Phthinobranchii, Plectospondyli, Pseudohaplolepis, Scanilepidiformes, Tarrasiidae, Teleosteomorpha, Westlepis, Woodichthys
Subtaxa: none
Ecology: planktonic suspension feeder
Distribution: there are no occurrences of Mesichthyes in the database