# Trimeresurus malcolmi

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Species of snake

Trimeresurus malcolmi Trimeresurus malcolmi from Mount Kinabalu, Sabah, Malaysia Conservation status Near Threatened (IUCN 3.1)[1] Scientific classification Kingdom: Animalia Phylum: Chordata Class: Reptilia Order: Squamata Suborder: Serpentes Family: Viperidae Genus: Trimeresurus Species: T. malcolmi Binomial name Trimeresurus malcolmi Loveridge, 1938 Synonyms Trimeresurus sumatranus malcolmi Loveridge, 1938 Trimeresurus sumatranus malcolmi — Golay et al., 1993[2] Parias malcolmi — Malhotra & Thorpe, 2004 Trimeresurus (Parias) malcolmi — David et al., 2011[3]

***Trimeresurus malcolmi*** is a [species](/source/Species) of [pit viper](/source/Pit_viper).[4] The species is native to [East Malaysia](/source/East_Malaysia). [Common names](/source/Common_name) include: **Malcolm's pitviper**,[5] **Malcolm's tree viper**,[6] and **Mt. Kinabalu pit viper**.[7]

## Etymology

The [specific name](/source/Specific_name_(zoology)), *malcolmi*, is in honor of [British](/source/United_Kingdom) [herpetologist](/source/Herpetology) [Malcolm Arthur Smith](/source/Malcolm_Arthur_Smith).[8]

## Description

The scalation of *Trimeresurus malcolmi* includes 19 rows of [dorsal scales](/source/Dorsal_scales) at midbody, 163-174 [ventral scales](/source/Ventral_scales), 64-81/61-64 [subcaudal scales](/source/Subcaudal_scales) in males/females, and 8-9 [supralabial scales](/source/Supralabial_scales). It can also wiggle its tail back and forth when threatened.

## Common names

*Trimeresurus malcolmi* is known by several common names, including Kinabalu green pit viper,[1] Malcolm's pitviper,[5] Malcolm's tree viper,[6] Mt. Kinabalu pit viper, and Malcolm's pit viper.[7]

## Geographic range

*Trimeresurus malcolmi* is found in [East Malaysia](/source/East_Malaysia) at elevations of 1,000–1,600 metres (3,280–5,250 feet). The [type locality](/source/Type_locality_(biology)) given is "Sungii River, near Bundutuan, [Mount Kinabalu](/source/Mount_Kinabalu), [British North Borneo](/source/North_Borneo) [Sabah](/source/Sabah), at an altitude circa 3,000 feet [914 m]".[2]

## Habitat

The preferred natural [habitat](/source/Habitat) of *Trimeresurus malcolmi* is [forest](/source/Forest).[1]

## Reproduction

*Trimeresurus malcolmi* is [oviparous](/source/Oviparity).[3]

## References

1. ^ [***a***](#cite_ref-iucn_status_19_November_2021_1-0) [***b***](#cite_ref-iucn_status_19_November_2021_1-1) [***c***](#cite_ref-iucn_status_19_November_2021_1-2) [Das, I.](/source/Indraneil_Das); [Vogel, G.](/source/Gernot_Vogel); [Inger, R.F.](/source/Robert_F._Inger); [Auliya, M.](/source/Mark_Auliya); [Iskandar, D.](/source/Djoko_Iskandar); [Lilley, R.](/source/Ron_Lilley); Dehling, M. (2013). ["*Trimeresurus malcolmi*"](https://www.iucnredlist.org/species/191978/44273636). *[IUCN Red List of Threatened Species](/source/IUCN_Red_List)*. **2013** e.T191978A44273636. [doi](/source/Doi_(identifier)):[10.2305/IUCN.UK.2013-1.RLTS.T191978A44273636.en](https://doi.org/10.2305%2FIUCN.UK.2013-1.RLTS.T191978A44273636.en). Retrieved 19 November 2021.

1. ^ [***a***](#cite_ref-McD99_2-0) [***b***](#cite_ref-McD99_2-1) [McDiarmid RW](/source/Roy_Wallace_McDiarmid), [Campbell JA](/source/Jonathan_A._Campbell), [Touré TA](/source/T'Shaka_A._Tour%C3%A9) (1999). *Snake Species of the World: A Taxonomic and Geographic Reference, Volume 1*. Washington, District of Columbia: Herpetologists' League. 511 pp. [ISBN](/source/ISBN_(identifier)) [1-893777-00-6](https://en.wikipedia.org/wiki/Special:BookSources/1-893777-00-6) (series). [ISBN](/source/ISBN_(identifier)) [1-893777-01-4](https://en.wikipedia.org/wiki/Special:BookSources/1-893777-01-4) (volume).

1. ^ [***a***](#cite_ref-RDB_3-0) [***b***](#cite_ref-RDB_3-1) Species *[Trimeresurus malcolmi](https://reptile-database.reptarium.cz/species.php?genus=Trimeresurus&species=malcolmi)* at [The Reptile Database](http://www.reptile-database.org/) www.reptile-database.org.

1. **[^](#cite_ref-ITIS_4-0)** ["*Trimeresurus malcolmi*"](https://www.itis.gov/servlet/SingleRpt/SingleRpt?search_topic=TSN&search_value=635284). [Integrated Taxonomic Information System](/source/Integrated_Taxonomic_Information_System). Retrieved 28 July 2008.

1. ^ [***a***](#cite_ref-Gum04_5-0) [***b***](#cite_ref-Gum04_5-1) [Gumprecht A](https://species.wikimedia.org/wiki/Andreas_Gumprecht), [Tillack F](https://species.wikimedia.org/wiki/Frank_Tillack), [Orlov NL](/source/Nikolai_Liutsianovich_Orlov), [Captain A](/source/Ashok_Captain), [Ryabov S](/source/Sergei_Ryabov) (2004). *Asian Pitvipers*. [First Edition]. Berlin: Geitje Books. 368 pp. [ISBN](/source/ISBN_(identifier)) [3-937975-00-4](https://en.wikipedia.org/wiki/Special:BookSources/3-937975-00-4).

1. ^ [***a***](#cite_ref-Meh87_6-0) [***b***](#cite_ref-Meh87_6-1) [Mehrtens JM](/source/John_M._Mehrtens) (1987). *Living Snakes of the World in Color*. New York: Sterling Publishers. 480 pp. [ISBN](/source/ISBN_(identifier)) [0-8069-6460-X](https://en.wikipedia.org/wiki/Special:BookSources/0-8069-6460-X).

1. ^ [***a***](#cite_ref-Bro73_7-0) [***b***](#cite_ref-Bro73_7-1) [Brown, John Haynes](https://species.wikimedia.org/wiki/John_Haynes_Brown) (1973). *Toxicology and Pharmacology of Venoms from Poisonous Snakes*. Springfield, Illinois: Charles C. Thomas. 184 pp. LCCCN 73-229. [ISBN](/source/ISBN_(identifier)) [0-398-02808-7](https://en.wikipedia.org/wiki/Special:BookSources/0-398-02808-7).

1. **[^](#cite_ref-8)** [Beolens B](/source/Bo_Beolens), [Watkins M](/source/Michael_Watkins_(zoologist)), [Grayson M](/source/Michael_Grayson) (2011). *The Eponym Dictionary of Reptiles*. Baltimore: Johns Hopkins University Press. xiii + 296 pp. [ISBN](/source/ISBN_(identifier)) [978-1-4214-0135-5](https://en.wikipedia.org/wiki/Special:BookSources/978-1-4214-0135-5). (*Trimeresurus malcolmi*, pp. 166, 247).

## Further reading

- [Das, I.](/source/Indraneil_Das) (2006). *A Photographic Guide to Snakes and other Reptiles of Borneo*. Sanibel Island, Florida: Ralph Curtis Books. [ISBN](/source/ISBN_(identifier)) [0-88359-061-1](https://en.wikipedia.org/wiki/Special:BookSources/0-88359-061-1). 144 pp. (*Trimeresurus malcolmi*, p. 11).

- [Golay, P.](https://species.wikimedia.org/wiki/Philippe_Golay); [Smith, H.M.](/source/Hobart_Muir_Smith); [Broadley, D.G](/source/Donald_George_Broadley); [Dixon, J.R.](/source/James_R._Dixon); [McCarthy, C.J.](https://species.wikimedia.org/wiki/Colin_John_McCarthy); [Rage, J.-C.](https://species.wikimedia.org/wiki/Jean-Claude_Rage); [Schätti, B.](https://species.wikimedia.org/wiki/Beat_Sch%C3%A4tti); [Toriba, M.](https://species.wikimedia.org/wiki/Michihisa_Toriba) (1993). *Endoglyphs and Other Major Venomous Snakes of the World: A Checklist*. Geneva: Azemiops Herpetological Data Center. 478 pp.

- [Loveridge, A.](/source/Arthur_Loveridge) (1938). "New Snakes of the Genera *Calamaria, Bungarus* and *Trimeresurus* from Mount Kinabalu, North Borneo". *Proceedings of the Biological Society of Washington* **51**: 43–45. (*Trimeresurus sumatranus malcolmi*, new subspecies, p. 45).

- [Stuebing, Robert B.](/source/Robert_Butler_Stuebing); [Inger, Robert F.](/source/Robert_F._Inger); Lardner, Björn (2014). *A Field Guide to the Snakes of Borneo, Second Edition*. Kota Kinabalu: Natural History Publications. [ISBN](/source/ISBN_(identifier)) [978-983-812-151-4](https://en.wikipedia.org/wiki/Special:BookSources/978-983-812-151-4). 310 pp.

Taxon identifiers Trimeresurus malcolmi Wikidata: Q3008818 Wikispecies: Trimeresurus malcolmi ADW: Trimeresurus_malcolmi CoL: 7CTN2 GBIF: 7739839 iNaturalist: 82318 IRMNG: 10709143 ITIS: 1058447 IUCN: 191978 NCBI: 243557 Open Tree of Life: 323940 RD: malcolmi Trimeresurus sumatranus malcolmi Wikidata: Q55220649 ITIS: 635284

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