Superregnum: Eukaryota
Supergroup: Opisthokonta
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Cladus: Deuterostomia
Phylum: Chordata
Subphylum: Vertebrata
Infraphylum: Gnathostomata
Superclassis: Tetrapoda
Classis: Reptilia
Subclassis: Diapsida
Infraclassis: Lepidosauromorpha
Superordo: Lepidosauria
Ordo: Squamata
Subordo: Serpentes
Superfamilia: Colubroidea
Familia: Colubridae
Subfamilia: Xenodontinae
Genus: Xenopholis
Species: X. scalaris - X. ungulatus - X. werdingorum
Name
Xenopholis Peters, 1869
References
* Jansen, M.; Álvarez, L.G.; Köhler, G. 2009: Description of a new species of Xenopholis (Serpentes: Colubridae) from the Cerrado of Bolivia, with comments on Xenopholis scalaris in Bolivia. Zootaxa, 2222: 31-45. Abstract & excerpt
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