†order Chondrenchelyiformes Moy-Thomas 1939 (chimaera)
Chondrichthyes - Chondrenchelyiformes
Parent taxon: Holocephalomorpha according to J. A. Long 2011
See also Lund 1982, Nelson 2006, Nelson et al. 2016 and Sepkoski 2002
Sister taxa: Chimaeriformes, Cochliodontiformes, Copodontiformes, Menaspiformes, Psammodontiformes, Squalorajiformes
Subtaxa: Chondrenchelyidae
Ecology: nektobenthic carnivore
Distribution:
• Carboniferous of the United Kingdom (6 collections), United States (9: Montana, Nebraska)
Total: 15 collections each including a single occurrence