Dendrelaphis haasi
| Dendrelaphis haasi | |
|---|---|
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Reptilia |
| Order: | Squamata |
| Suborder: | Serpentes |
| Family: | Colubridae |
| Subfamily: | Ahaetuliinae |
| Genus: | Dendrelaphis |
| Species: | D. haasi
|
| Binomial name | |
| Dendrelaphis haasi van Rooijen & G. Vogel, 2008
| |
Dendrelaphis haasi, also known commonly as Haas' bronzeback, Haas's bronzeback, Haas's bronzeback snake, and Haas's bronzeback tree snake, is a species of snake in the family Colubridae. The species is native to Southeast Asia.
Etymology
The specific name, haasi, is in honor of Dutch herpetologist C.P.J. de Haas.[2]
Taxonomy
Dendrelaphis haasi belongs to the genus Dendrelaphis, which contains 48 other described species.[3]
Dendrelaphis is one of five genera belonging to the vine snake subfamily Ahaetuliinae, of which Dendrelaphis is most closely related to Chrysopelea, as shown in the cladogram below:[4]
| Ahaetuliinae |
| ||||||
Geographic range
D. haasi is found in Bangladesh,[5][6] Brunei, Indonesia, Malaysia, and Singapore.[7]
Habitat
The preferred natural habitat of D. haasi is forest, at altitudes near to sea level, but it has also been found in gardens.[1]
Description
D. haasi is slender and has a very long tail, which is 34% to 38% of its total length.[7] The holotype has a snout-to-vent length of 57.5 cm (22.6 in), plus a tail length of 33 cm (13 in).[8]: 108–112
Behavior
D. haasi is diurnal and fully arboreal.[7]
Diet
D. haasi preys upon frogs and lizards.[1]
Reproduction
References
- ^ a b c Vogel, G.; Wogan, G.; Grismer, L.; Chan-Ard, T. (2012). "Dendrelaphis haasi". IUCN Red List of Threatened Species. 2012 e.T191993A2025179. doi:10.2305/IUCN.UK.2012-1.RLTS.T191993A2025179.en. Retrieved 13 January 2026.
- ^ Beolens, Bo; Watkins, Michael; Grayson, Michael (2011). The Eponym Dictionary of Reptiles. Baltimore: Johns Hopkins University Press. xiii + 296 pp. ISBN 978-1-4214-0135-5. (Dendrelaphis haasi, p. 113).
- ^ Genus Dendrelaphis at The Reptile Database.
- ^ Mallik, Ashok Kumar; Achyuthan, N. Srikanthan; Ganesh, Sumaithangi R.; Pal, Saunak P.; Vijayakumar, S. P.; Shanker, Kartik (27 July 2019). "Discovery of a deeply divergent new lineage of vine snake (Colubridae: Ahaetuliinae: Proahaetulla gen. nov.) from the southern Western Ghats of Peninsular India with a revised key for Ahaetuliinae". PLOS ONE. 14 (7) e0218851. Bibcode:2019PLoSO..1418851M. doi:10.1371/journal.pone.0218851. ISSN 1932-6203. PMC 6636718. PMID 31314800.
- ^ Rana, Md. Shohel; Biswas, Sajid; Datta, Ashis Kumar; Akhtar, Sharmin; Hasan, Md. Kamrul (26 September 2025). "New records of two species of the genus Dendrelaphis Boulenger, 1890 (Serpentes, Colubridae) from Bangladesh". Check List. 21 (5): 831–839. doi:10.15560/21.5.831. Retrieved 1 October 2025.
- ^ জাইন্ড, জারা (1 October 2025). "বাংলাদেশের বনে নতুন দুই প্রজাতির সাপের সন্ধান" [Two new species of snakes discovered in Bangladesh forests]. bigganbarta.org (in Bengali). Bangladesh: BigganBarta. Retrieved 1 October 2025.
- ^ a b c d Dendrelaphis haasi at the Reptarium.cz Reptile Database. Accessed 26 February 2016.
- ^ van Rooijen, J; Vogel, G (2008). "Contributions to a review of the Dendrelaphis pictus complex (Serpentes: Colubridae) – 1. Description of a sympatric species". Amphibia-Reptilia. 29 (1): 101–115. doi:10.1163/156853808783431514.
Further reading
- Das I (2012). A Naturalist's Guide to the Snakes of South-East Asia: Malaysia, Singapore, Thailand, Myanmar, Borneo, Sumatra, Java and Bali. Oxford, England: John Beaufoy Publishing. 176 pp. ISBN 978-1906780708.
- Lim KKP, Cheong LF (2011). "Dendrelaphis haasi (Reptilia: Squamata: Colubridae), a new snake record for Singapore". Nature in Singapore 4: 9–12.
- Vogel G (2010). "Zur Systematik der Schlangen der orientalischen Region: Forschungsdefizite führen zur Unterschätzung der Artenvielfalt ". Ophidia 4 (2): 18–26.