Acanthosaura bintangensis WOOD, GRISMER, GRISMER, AHMAD, ONN & BAUER, 2009

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Higher Taxa	Agamidae (Draconinae), Sauria, Iguania, Squamata (lizards)
Subspecies
Common Names	E: Bukit Larut Mountain Horned Agamid, Bintang Horned Tree Lizard
Synonym	Acanthosaura bintangensis WOOD, GRISMER, GRISMER, AHMAD, ONN & BAUER 2009 Acanthosaura crucigera BOULENGER 1912: 69 Acanthosaura bintangensis — WOOD et al. 2010 Acanthosaura bintangensis — GRISMER & QUAH 2019
Distribution	W Malaysia (Perak) Type locality: 1351 m elevation from Bukit Larut, Perak, Peninsular Malaysia (04º51.446'N; 100º48.455'E)
Reproduction
Types	Holotype: ZRC 2.6804, adult male, collected on 18 June 2008 by Jesse L. Grismer, L. Lee Grismer, Perry L. Wood Jr., at 1140 h.
Diagnosis	Diagnosis: Maximum SVL 114.8 mm of males, maximum SVL of females 142.0 mm; head triangular, snout short (SL/HL 0.44–0.46); eye moderate to large (EYE/HL 0.20–0.32); two elliptical keeled scales below the orbit; 14 or 15 scales on canthus rostralis-supraorbital ridge; large rectangular rostral scale; single short cylindrical spine above posterior margin of eye surrounded by a rosette of six or seven smaller keeled scales at base; spine on occiput between tympanum and nuchal crest present; tympanum naked, oblong, taller than wide; dewlap present in males and females; body triangular in cross section; scales of flanks intermixed with randomly arranged clusters of larger keeled scales; nuchal crest present; 11–15 scales in nuchal diastema; vertebral crest composed of enlarged, pointed scales beginning at shoulder region and tapering to a series of enlarged keeled scales on anterior portion of tail; tail 1.3–1.5% of SVL; black collar present; posterior 2/3 of tail black to dark reddish brown; yellow spots on body encircled with black or brown (Fig. 2); medial yellow stripe in black gular region.
Comment	Abundance: only known from its original description (Meiri et al. 2017). This is one of the species called 'lost' and 'rediscovered' by Lindken et al. 2024.
Etymology	This specific epithet bintangensis refers to the mountain range, Banjaran Bintang, to which this species appears to be restricted.
References	GRISMER, L. LEE; & EVAN S. H. QUAH 2019. An updated and annotated checklist of the lizards of Peninsular Malaysia, Singapore, and their adjacent archipelagos. Zootaxa 4545 (2): 230–248 - get paper here Grismer, L. Lee; Chan K. Onn, Jesse L. Grismer, Perry L. Wood, Jr., and A. Norhayati 2010. A CHECKLIST OF THE HERPETOFAUNA OF THE BANJARAN BINTANG, PENINSULAR MALAYSIA. Russ. J. Herpetol. 17 (2): 147-160 - get paper here Grismer, L.L. 2011. Lizards of Peninsular Malaysia, Singapore and their adjacent archipelagos. Edition Chimaira, Frankfurt, 728 pp. [review in Herp. Rev. 43: 155] - get paper here Lindken T.; Anderson, C. V., Ariano-Sánchez, D., Barki, G., Biggs, C., Bowles, P., Chaitanya, R., Cronin, D. T., Jähnig, S. C., Jeschke, J. M., Kennerley, R. J., Lacher, T. E. Jr., Luedtke, J. A., Liu, C., Long, B., Mallon, D., Martin, G. M., Meiri, 2024. What factors influence the rediscovery of lost tetrapod species? Global Change Biology, 30: 1-18 - get paper here Liu S, Rao D 2019. A new species of the genus Acanthosaura from Yunnan, China (Squamata, Agamidae). ZooKeys 888: 105-132 - get paper here Meiri, Shai; Aaron M. Bauer, Allen Allison, Fernando Castro-Herrera, Laurent Chirio, Guarino Colli, Indraneil Das, Tiffany M. Doan, Frank Glaw, Lee L. Grismer, Marinus Hoogmoed, Fred Kraus, Matthew LeBreton, Danny Meirte, Zoltán T. Nagy, Cristiano d 2017. Extinct, obscure or imaginary: the lizard species with the smallest ranges. Diversity and Distributions - get paper here PAUWELS, OLIVIER S. G.; MONTRI SUMONTHA, KIRATI KUNYA, AWAT NITIKUL, PHAMON SAMPHANTHAMIT, PERRY L. WOOD, JR. & LEE L. GRISMER 2015. Acanthosaura phuketensis (Squamata: Agamidae), a new long-horned tree agamid from southwestern Thailand. Zootaxa 4020 (3): 473–494 - get paper here WOOD JR., PERRY L.;JESSE L. GRISMER, L. LEE GRISMER, NORHAYATI AHMAD, & CHAN KIN ONN & AARON M. BAUER 2009. Two new montane species of Acanthosaura Gray, 1831 (Squamata: Agamidae) from Peninsular Malaysia. Zootaxa 2012: 28-46 - get paper here Wood, P.L.; Grismer, L.L.; Grismer, J.L.; Neang, T.; Chav, T. & holden, J. 2010. A new cryptic species of Acanthosaura Gray, 1831 (Squamata: Agamidae) from Thailand and Cambodia. Zootaxa 2488: 22–38 - get paper here
External links	IUCN Red List http://www.mapress.com/zootaxa/2009/f/z02012p046f.pdf Google images

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