Extinct snake (†Paraxenophis spanios)
Superdomain: Neomura
Domain: Eukaryota
(unranked): Unikonta
(unranked): Obazoa
(unranked): Opisthokonta
(unranked) Holozoa
(unranked) Filozoa
Kingdom: Animalia
Subkingdom: Eumetazoa
(unranked): Bilateria
Superphylum: Deuterostomia
Phylum: Chordata
Subphylum: Vertebrata
Superclass: Tetrapoda
Class: Reptilia
Subclass: Diapsida
Infraclass: Lepidosauromorpha
Superorder: Lepidosauria
Order: Squamata
Clade: Toxicofera
Clade: Ophidia
Suborder: Serpentes
Clade: Colubroides
Superfamily: Colubroidea
Family: †Unranked
Genus: †Paraxenophis
Species: †P. spanios
Extinct snake (†Paraxenophis spanios)
Superdomain: Neomura
Domain: Eukaryota
(unranked): Unikonta
(unranked): Obazoa
(unranked): Opisthokonta
(unranked) Holozoa
(unranked) Filozoa
Kingdom: Animalia
Subkingdom: Eumetazoa
(unranked): Bilateria
Superphylum: Deuterostomia
Phylum: Chordata
Subphylum: Vertebrata
Superclass: Tetrapoda
Class: Reptilia
Subclass: Diapsida
Infraclass: Lepidosauromorpha
Superorder: Lepidosauria
Order: Squamata
Clade: Toxicofera
Clade: Ophidia
Suborder: Serpentes
Clade: Colubroides
Superfamily: Colubroidea
Family: †Unranked
Genus: †Paraxenophis
Species: †P. spanios