Conchodus

Conchodus Temporal range: Late Devonian PreꞒ Ꞓ O S D C P T J K Pg N
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Dipnoi
Family:	†Dipteridae
Genus:	†Conchodus McCoy, 1848
Type species
†Conchodus ostreaformis McCoy, 1848
Species
See text

Conchodus is an extinct genus of marine lungfish which lived during the Devonian period.

The following species are known:

†C. elkneri Gorisdro-Kulczycka, 1950 - Late Devonian (Frasnian) of Poland
†C. excessus Krupina, 1990 - Late Devonian (Famennian) of Oryol, Russia
†C. jerofejewi (Pander, 1858) - Late Devonian of Leningrad, Russia (=Cheirodus lateralis von Eichwald, 1846)
†C. ostreaformis McCoy, 1848 (type species) - Devonian of Scotland
†C. parvulus Bryant ex Bryant & Johnson, 1936 - Famennian of Colorado, USA
†C. pinguiculus Krupina, 1990 - Devonian of Russia
†C. variabilis Eastman, 1908 - Late Devonian of Iowa and Missouri, USA

An indeterminate species is known from Latvia. The species C. plicatus Dawson, 1868 of Nova Scotia is now placed in Sagenodus as S. plicatus.

see Osteichthyes
Dipnoi	see below↓

Dipnoi

Dipnoi

†Braccodus †Ctenodus †Conchopoma †Diabolepis †Dianodipterus †Eoctenodus †Gosfordia †Ichnomylax †Iranorhynchus †Isityumzi †Janvierpaucidentes †Lanarkodus †Megapleuron †Oervigia †Orlovichthys †Proceratodus †Rhinodipterus †Sagenodus †Straitonia †Tarachomylax †Tranodis †Westollrhynchus †Youngolepis?
†Uranolophidae	Melanognathus Paleolophus Uranolophus
†Dipnorhynchidae	Dipnorhynchus Ganorhynchus Speonesydrion
†Stomiahykidae	Archaeonectes Stomiahykus
†Chirodipteridae	Chirodipterus Gogodipterus Palaedaphus Pillararhynchus Sorbitorhynchus Sunwapta
†Holodontidae	Asthenorhynchus Griphognathus Holodipterus Iowadipterus Robinsondipterus Talentichthys Xeradipterus
†Dipteridae	Amadeodipterus Conchodus Dipterus Howidipterus
†Fleurantiidae	Barwickia Fleurantia
†Rhynchodipteridae	Rhynchodipterus Soederberghia
†Phaneropleuridae	Andreyevichthys Nielsenia Phaneropleuron Pentlandia Scaumenacia
†Uronemidae	Ganopristodus Uronemus

†Archaeoceratodus †Asiatoceratodus †Ferganoceratodus †Paraceratodus †Ptychoceratodus †Sinoceratodus
†Ceratodontidae	Arganodus Ariguna Ceratodus Epiceratodus Lupaceratodus Metaceratodus Microceratodus? Potamoceratodus Retodus Rinconodus Tellerodus
†Gnathorhizidae	Beltanodus Gnathorhiza Microceratodus? Monongahela Namatozodia Palaeophichthys? Persephonichthys
Neoceratodontidae	†Mioceratodus Neoceratodus
†Lavocatodidae	Lavocatodus Xenoceratodus
Lepidosireniformes	Lepidosiren Protopterus