Nessia

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: Scincomorpha
Superfamilia: Scincoidea

Familia: Scincidae
Genus: Nessia
Species: N. bipes - N. burtonii - N. deraniyagalai - N. didactyla - N. hickanala - N. layardi - N. monodactyla - N. sarasinorum
Name

Nessia
Vernacular names

Nessia is a genus of skinks, lizards in the family Scincidae. The genus is endemic to Sri Lanka.[1] Species in the genus Nessia are commonly known as snake skinks.
Species

The following nine species are recognized as being valid:[1]

Nessia bipes M.A. Smith, 1935 – two-legged nessia
Nessia burtonii Gray, 1839 – Burton's nessia
Nessia deraniyagalai Taylor, 1950 – Deraniyagala's nessia
Nessia didactyla (Deraniyagala, 1934) – two-toed nessia
Nessia gansi (Batuwita & Edirisinghe, 2017)
Nessia hickanala Deraniyagala, 1940 – Hickanala nessia
Nessia layardi (Kelaart, 1853) – Layard's nessia
Nessia monodactyla (Gray, 1839) – one-toed nessia
Nessia sarasinorum (F. Müller, 1889) – Müller's nessia

Nota bene: A binomial authority in parentheses indicates that the species was originally described in a genus other than Nessia.
References

Nessia at the Reptarium.cz Reptile Database. Accessed 20 February 2014.

Further reading

Gray JE (1839). "Catalogue of the Slender-tongued Saurians, with Descriptions of many new Genera and Species". Ann. Mag. Nat. Hist., First Series 2: 331–337. (Nessia, new genus, p. 336).
Smith MA (1935). The Fauna of British India, Including Ceylon and Burma. Reptilia and Amphibia. Vol. II.—Sauria. London: Secretary of State for India in Council. (Taylor and Francis, printers). xiii + 440 pp. + Plate I + 2 maps. (Genus Nessia, pp. 356–357; Nessia bipes, nomen novum, p. 359).
Taylor EH (1950). "Ceylonese Lizards of the Family Scincidae". Univ. Kansas Sci. Bull. 33 (2): 481–518. (Genus Nessia, pp. 508–509; Nessia deraniyagalai, new species, pp. 516–518, Figures 8A, 8B).
Batuwita, Sudesh; Udeni Edirisinghe 2017. Nessia gansi: a Second Three-toed Snake-Skink (Reptilia: Squamata: Scincidae) from Sri Lanka with the Designation of a Neotype for Nessia burtonii Gray Travaux du Muséum National d’Histoire Naturelle «Grigore Antipa» 60 (1): 377–388