St. John's keelback

St. John's keelback
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Subphylum:	Vertebrata
Class:	Reptilia
Order:	Squamata
Suborder:	Serpentes
Family:	Colubridae
Subfamily:	Natricinae
Genus:	Xenochrophis
Species:	X. sanctijohannis
Binomial name
Xenochrophis sanctijohannis (Boulenger, 1890)
Synonyms
Tropidonotus sancti-johannis Boulenger, 1890 Nerodia piscator sancti-johannis — Bourret, 1935 Natrix piscator sancti-johannis — Bourret, 1936 Xenochrophis piscator sanctijohannis — Kramer, 1977 Xenochrophis sanctijohannis — Das, 1996[1]

St. John's keelback, Xenochrophis sanctijohannis, is a species of natricine snake, which is endemic to Asia.

Etymology

The specific name, sanctijohannis, is in honor of British naturalist Oliver Beauchamp Coventry St. John.^[2]

Geographic range

X. sanctijohannis is found in Bhutan, northern India (Himachal Pradesh, Jammu and Kashmir), northern Myanmar, Nepal, and Pakistan.^[1]

References

1. "Xenochrophis sanctijohannis ". The Reptile Database. www.reptile-database.org.
2. Beolens B, Watkins M, Grayson M. 2011. The Eponym Dictionary of Reptiles. Baltimore: Johns Hopkins University Press. xiii + 296 pp. ISBN 978-1-4214-0135-5. (Xenochrophis sanctijohannis, pp. 135, 254-255).

Further reading

• Boulenger GA. 1890. The Fauna of British India, Including Ceylon and Burma. Reptilia and Batrachia. London: Secretary of State for India in Council. (Taylor and Francis, printers). xviii + 541 pp. ("Tropidonotus sancti-johannis ", new species, p. 350).
• Boulenger GA. 1893. Catalogue of the Snakes in the British Museum (Natural History). Volume I., Containing the Families ... Colubridæ Aglyphæ, part. London: Trustees of the British Museum (Natural History). (Taylor and Francis, printers). xiii + 448 pp. + Plates I-XXVIII. (Tropidonotus sancti-johannis, p. 230 + Plate XV, figure 1).
• Das I. 2002. A Photographic Guide to Snakes and other Reptiles of India. Sanibel Island, Florida: Ralph Curtis Books. 144 pp. ISBN 0-88359-056-5. (Xenochrophis sanctijohannis, p. 48).