Conodontophorida - Mestognathidae
Parent taxon: Conodontophorida according to D.L. Clark et al. 1981
Sister taxa: Algherella, Alternognathus, Amydrotaxis, Angulodus, Axiothea, Caenodontus, Chirognathacea, Conodonta, Declinognathodus, Dentacodina, Dichodella, Distacodontacea, Elsonella, Embaysgnathus, Eocarniodus, Evencodus, Exochognathus, Fryxellodontacea, Fungulodus, Geniculatus, Hibbardellacea, Hindeodelloides, Hindeodina, Homoiranognathus, Huddlella, Istorinus, Laterignathus, Leutorhinion, Mitrellotaxis, Neocavitella, Norigondolella, Oligodus, Ozarcodina, Panderodontacea, Paraprionodus, Pavlovites, Playfordia, Polygnathellus, Prattognathus, Pravognathus, Proconodontacea, Pseudosweetognathus, Ptilognathus, Rhodalepus, Roundya, Schopfodus, Sibiriodus, Steptotaxis, Subbryantodus, Tuxekania, Volgelgnathus, Windsorgnathus, Zieglericonus
Subtaxa: Mestognathus
Type: Mestognathus
Ecology: nektobenthic carnivore
Distribution:
• Carboniferous of China (1 collection), the Russian Federation (3), Spain (1), the United Kingdom (7)
Total: 12 collections including 15 occurrences