Darlingtonia

Superregnum: Eukaryota
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Superphylum: Deuterostomia
Phylum: Chordata
Cladus: Craniata
Subphylum: Vertebrata
Infraphylum: Gnathostomata
Superclassis: Tetrapoda
Cladus: Reptiliomorpha
Cladus: Amniota
Classis: Reptilia
Cladus: Eureptilia
Cladus: Romeriida
Subclassis: Diapsida
Cladus: Sauria
Infraclassis: Lepidosauromorpha
Superordo: Lepidosauria
Ordo: Squamata
Subordo: Serpentes
Infraordo: Caenophidia
Superfamilia: Colubroidea

Familia: Dipsadidae
Subfamilia: Xenodontinae
Tribus: Alsophiini
Genus: Darlingtonia
Species: Darlingtonia haetiana
Name

Darlingtonia Cochran, 1935
References

Grazziotin, F.G., Zaher, H., Murphy, R.W., Scrocchi, G., Altamirano-Benevides, M.A., Zhang, Y.-P. & Bonatto, S.L. 2012. Molecular phylogeny of the New World Dipsadidae (Serpentes: Colubroidea): a reappraisal. Cladistics 28(5): 437–459. DOI: 10.1111/j.1096-0031.2012.00393.x Paywall Reference page.

Vernacular names
English: Haitian Ground Snake