Phlegethontiidae

Life restoration of Phlegethontia longissima
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Order:	†Aistopoda
Clade:	†Phlegethontioidea
Family:	†Phlegethontiidae Cope, 1875

Phlegethontiidae is a family of extinct aistopod tetrapodomorphs including the genera Phlegethontia and Sillerpeton.

see Gnathostomata
Tetrapodomorpha	see below↓

†Howittichthys? †Livoniana †Panderichthys †Parapanderichthys †Qikiqtania †Rubrognathus †Tiktaalik
Stegocephali (Tetrapoda sensu lato)	see below↓

†Acanthostega †Brittagnathus †Densignathus †Elpistostege? †Hynerpeton †Ichthyostega †Jakubsonia †Metaxygnathus †Parmastega †Sinostega †Tiktaalik? †Tulerpeton †Tutusius †Umzantsia †Ventastega †Ymeria
†Elginerpetontidae	Elginerpeton Obruchevichthys Webererpeton

Post-Devonian taxa

Pseudophlegethontia
Phlegethontiidae	Phlegethontia Sillerpeton

Acherontiscus
Adelogyrinidae	Adelogyrinus Adelospondylus Dolichopareias Palaeomolgophis

Eucritta? Spathicephalus
Baphetidae	Baphetes Kyrinion Loxomma Megalocephalus

Crown group
Tetrapoda

Temnospondyli (Batrachomorpha	see Temnospondyli includes Lissamphibia
Reptiliomorpha (Pan-Amniota)	see Reptiliomorpha includes Amniota

Related topics

Paraphyletic / Polyphyletic groups	Stem tetrapoda Osteolepiformes Osteolepididae Megalichthyiformes? Tristichopteridae? Labyrinthodontia Rachitomi Ichthyostegalia Lepospondyli Holospondyli Phyllospondyli Anthracosauria
Other topics	Evolution of tetrapods Polydactyly in stem-tetrapods Romer's gap Timeline Zachelmie trackways

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