Hydrops triangularis

Hydrops triangularis
Conservation status
Least Concern  (IUCN 3.1) [1]
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Chordata
Class:	Reptilia
Order:	Squamata
Suborder:	Serpentes
Family:	Colubridae
Genus:	Hydrops
Species:	H. triangularis
Binomial name
Hydrops triangularis (Wagler, 1824)
Synonyms [2]
Elaps triangularisWagler, 1824 Hydrops triangularis— Wagler, 1830

Hydrops triangularis, commonly known as the water false coral snake, ^[3] the triangle water snake or triangle watersnake, ^[2] and the water coral, ^[4] is a species of snake in the subfamily Dipsadinae of the family Colubridae. The species is native to northern South America and the Amazon Basin. ^{[1] [2]}

Geographic range

Hydrops triangularis is found in Venezuela, Trinidad and Tobago, Guyana, Suriname, French Guiana, Colombia, Brazil, eastern Ecuador, eastern Peru, and northern Bolivia. ^[2]

Description

Hydrops triangularis reaches a maximum size of about 78 cm (31 in). ^[4] It has smooth dorsal scales, which lack apical pits, and are arranged in 15 rows throughout the length of the body. ^[2]

Diet

Hydrops triangularis feeds on eels (especially synbranchids) ^[3] and other freshwater fish ^[4] (especially elongated species). ^[3]

References

1. Nogueira, C. de C.; Gonzales, L.; Gagliardi, G.; Almendáriz, A.; Schargel, W.; Rivas, G.; Murphy, J. (2019). "Hydrops triangularis". IUCN Red List of Threatened Species . 2019: e.T176819A44950510. doi: 10.2305/IUCN.UK.2019-3.RLTS.T176819A44950510.en . Retrieved 20 September 2022.
2. Hydrops triangularis at the Reptarium.cz Reptile Database. Accessed 20 September 2022.
3. Stuart, Kayla-Marie (2016). "Hydrops triangularis (Water False Coral Snake)" (PDF). The Online Guide to the Animals of Trinidad and Tobago. University of West Indies. Retrieved 20 September 2022.
4. Boos, Hans E.A. (2001). The Snakes of Trinidad and Tobago. College Station, Texas: Texas A&M University Press. ISBN   1-58544-116-3.

Further reading

• Boulenger GA (1894). Catalogue of the Snakes in the British Museum (Natural History). Volume II., Containing the Conclusion of the Colubridæ Aglyphæ. London: Trustees of the British Museum (Natural History). (Taylor and Francis, printers). xi + 382 pp. + Plates I–XX. (Hydrops triangularis, p. 187).
• Freiberg M (1982). Snakes of South America. Hong Kong: T.F.H. Publications. 189 pp. ISBN   0-87666-912-7. (Hydrops triangularis, p. 100).
• Wagler J (1824). In: Spix J (1824). Serpentum Brasiliensum species novae ou histoire naturelle des espèces nouvelles de serpens, recueillies et observées pendant le voyage dans l'intérieur du Brésil dans les années 1817, 1818, 1819, 1820, exécuté par ordre de sa Majesté le Roi de Baviére. Munich: F.S. Hübschmann. viii + 75 pp. + Plates I–II, IIa, IIb, III–XXVI. (Elaps triangularis, new species, pp. 5–6 + Plate IIa, [figure 2]). (in Latin).