Dendrelaphis haasi explained

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.^[1]

Taxonomy

Dendrelaphis haasi belongs to the genus Dendrelaphis, which contains 48 other described species.^[2]

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:^[3]

Geographic range

D. haasi is found in Brunei, Indonesia, Malaysia, and Singapore.

Habitat

The preferred natural habitat of D. haasi is forest, at altitudes near to sea level, but it has also been found in gardens.

Description

D. haasi is slender and has a very long tail, which is 34% to 38% of its total length. The holotype has a snout-to-vent length of, plus a tail length of .^[4]

Behavior

D. haasi is diurnal and fully arboreal.

Diet

D. haasi preys upon frogs and lizards.

Reproduction

D. haasi is oviparous.

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. .
• Lim KKP, Cheong LF (2011). "Dendrelaphis haasi (Reptilia: Squamata: Colubridae), a new snake record for Singapore". Nature in Singapore 4: 9–12.
• 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. (Dendrelaphis haasi, new species, pp. 108–112 + Figures 4, 5A–5D).
• Vogel G (2010). "Zur Systematik der Schlangen der orientalischen Region: Forschungsdefizite führen zur Unterschätzung der Artenvielfalt ". Ophidia 4 (2): 18–26.

Notes and References

1. [species:Bo Beolens|Beolens, Bo]
2. .
3. 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 . . en . 14 . 7 . e0218851 . 10.1371/journal.pone.0218851 . 31314800 . 6636718 . 1932-6203 . 2019PLoSO..1418851M . free.
4. [species:Johan van Rooijen|van Rooijen J]