Ptyas semicarinata

Superregnum: Eukaryota
Cladus: Unikonta
Cladus: Opisthokonta
Cladus: Holozoa
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Superphylum: Deuterostomia
Phylum: Chordata
Subphylum: Vertebrata
Infraphylum: Gnathostomata
Megaclassis: Osteichthyes
Cladus: Sarcopterygii
Cladus: Rhipidistia
Cladus: Tetrapodomorpha
Cladus: Eotetrapodiformes
Cladus: Elpistostegalia
Superclassis: Tetrapoda
Cladus: Reptiliomorpha
Cladus: Amniota
Classis: Reptilia
Cladus: Eureptilia
Cladus: Romeriida
Subclassis: Diapsida
Cladus: Sauria
Infraclassis: Lepidosauromorpha
Superordo: Lepidosauria
Ordo: Squamata
Cladus: Unidentata, Episquamata
Cladus: Toxicofera
Subordo: Serpentes
Infraordo: Caenophidia
Superfamilia: Colubroidea

Familia: Colubridae
Subfamilia: Colubrinae
Genus: Ptyas
Species: Ptyas semicarinata
Name

Ptyas semicarinata (Hallowell, 1861)

Type locality: Japan (Ryukyu Islands, Tokara Islands).
Synonyms

Eurypholis semicarinatus Hallowell, 1861
Cyclophis nebulosus Günther, 1868: 418
Ablabes semicarinatus — Boulenger, 1894: 278
Liopeltis semicarinata — Stejneger, 1907: 340
Adiastema cervinum - Werner, 1925
Liopeltis semicarinatus fritzei Maki, 1931
Opheodrys semicarinatus - Koba,1958
Entechinus semicarinatus - Cundall, 1981
Liopeltis semicarinatus — Welch, 1988
Entechinus semicarinatus — Welch, 1988

References

Hallowell, E. 1861. Report upon the Reptilia of the North Pacific Exploring Expedition, under command of Capt. John Rogers, U. S. N. Proc. Acad. Nat. Sci. Philadelphia 12 [1860]: 480 - 510.
Cundall, D. 1981. Cranial osteology of the colubrid snake genus Opheodrys. Copeia 1981(2): 353–371. JSTOR Reference page.
Ota, H., Shiroma, M. & Hikida, T. 1995. Geographic variation in the Endemic Ryukyu Green Snake Cyclophiops semicarinatus (Serpentes: Colubridae). Journal of Herpetology 29 (1): 44–50.

Links

Uetz, P. & Hallermann, J. 2023. Ptyas semicarinata. The Reptile Database. Accessed on 4 August 2021.

Vernacular names
English: Ryukyu Green Snake
日本語: リュウキュウアオヘビ

Ptyas semicarinata , the Ryukyu green snake, is a species of snake of the family Colubridae.[2]

The snake is found in Japan.[2]
References

Kidera, N.; Ota, H. (2017). "Ptyas semicarinatus". IUCN Red List of Threatened Species. 2017: e.T96251644A96251647. doi:10.2305/IUCN.UK.2017-3.RLTS.T96251644A96251647.en. Retrieved 3 July 2023.
"Ptyas semicarinata". The Reptile Database. Retrieved 10 December 2021.