†family Acanthoessidae Hay 1902 (shark)
Chondrichthyes - Acanthodei - Acanthoessidae
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: Acanthodei according to D. S. Jordan 1963
See also Gunnell 1933 and Hay 1902
Sister taxa: none
Subtaxa: Heteracanthus Holacanthodes Machaerius Pelonectes Rhadinacanthus Traquairia
Ecology: nektonic carnivore
Distribution: