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Asaccus caudivolvulus ARNOLD & GARDNER, 1994

IUCN Red List - Asaccus caudivolvulus - Least Concern, LC

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Higher TaxaPhyllodactylidae, Gekkota, Sauria, Squamata (lizards: geckos)
Common NamesEnglish: Emirati Leaf-toed Gecko 
SynonymAsaccus caudivolvulus ARNOLD & GARDNER 1994: 431
Asaccus caudivolvulus — RÖSLER 2000: 60
Asaccus caudivolvulus — SINDACO & JEREMČENKO 2008
Asaccus caudivolvulus — CARRANZA et al. 2016 
DistributionUnited Arab Emirates (Khawr Fakkan)

Type locality: Jebel Ra’s, 2.5 km S of Khawr Fakkan, United Arab Emirates  
TypesHolotype: BMNH 1973.1850, male; paratypes: BMNH 
DiagnosisDiagnosis: A species of Asaccus endemic to the United Arab Emirates characterized by the combination of the following characters: (1) medium size (up to 63.2 mm from snout to vent); (2) fine scales across supraorbital region; (3) relatively large limbs; (4) two pairs of postmentals, first in contact; (5) keeled trihedral moderate-sized dorsal tubercles present on back (14–16 longitudinal rows at mid-body); (6) small pointed tubercles on occiput, neck and sides of head; (7) keeled tubercles present on forearms and hind limbs; (8) small tubercles present on upper arms (Fig. 4B); (9) paired terminal scansors on digits extending well beyond claws; (10) cloacal tubercles small; (11) subcaudal series of expanded scales reaching vent area anteriorly, (12) tail tip laterally compressed and vertically expanded (Fig. 4B); (13) dorsum with a pattern of approximately 5 orange-brown transverse bars (one on neck, three on body and one on sacrum; Fig. 4B); (14) tail colour not sexually dimorphic; (15) adults with whitish-ivory tails (whiter distally) with 4-5 wide orange-dark transverse bands (last 2–3 crossbands black and extending ventrally) (Fig. 4B); (16) tail can be coiled and waved (Carranza et al. 2016). 
CommentDistribution: Not in Oman (Carranza et al. 2018). See map in Burriel-Carranza et al. 2019 for map in UAE. 
  • Arnold E N; Gardner A S 1994. A review of the middle eastern leaf-toed geckoes (Gekkonidae: Asaccus) with descriptions of two new species from Oman. Fauna of Saudi Arabia 14: 424-441 - get paper here
  • Burriel-Carranza B, Pedro Tarroso, Johannes Els, Andrew Gardner, Pritpal Soorae, Ahmed Ali Mohammed, Sai Ravi Krishna Tubati, Mohamed Mustafa Eltayeb, Junid Nazeer Shah, Héctor Tejero-Cicuéndez, Marc Simó-Riudalbas, Juan Manuel Pleguezuelos, Daniel F 2019. An integrative assessment of the diversity, phylogeny, distribution, and conservation of the terrestrial reptiles (Sauropsida, Squamata) of the United Arab Emirates. PLoS ONE 14(5): e0216273 - get paper here
  • Burriel-Carranza, B., Els, J., & Carranza, S. 2022. Reptiles & amphibians of the Hajar Mountains CSIC, Barcino Solucions Gràfiques, SL, Barcelona, - get paper here
  • Carranza S, Simó-Riudalbas M, Jayasinghe S, Wilms T, Els J. 2016. Microendemicity in the northern Hajar Mountains of Oman and the United Arab Emirates with the description of two new species of geckos of the genus Asaccus (Squamata: Phyllodactylidae). PeerJ 4:e2371 - get paper here
  • Carranza S, Xipell M, Tarroso P, Gardner A, Arnold EN, Robinson MD, et al. 2018. Diversity, distribution and conservation of the terrestrial reptiles of Oman (Sauropsida, Squamata). PLoS One 13 (2): e0190389 - get paper here
  • Farkas, Balázs; Balázs Buzás & Valér Farkas 2018. Additions to the herpetofauna of the Wadi Wurayah National Park, Fujairah. Tribulus 26: 42-45 - get paper here
  • Gardner, A.S. 2013. The amphibians and reptiles of Oman and the UAE. Edition Chimaira, 480 pp.
  • Grossmann, Wolfgang; Thomas Kowalski & Hans-Jürgen Zilger 2012. Überraschendes Arabien 2.0. Terraria-Elaphe 2012 (1): 40-45 - get paper here
  • Jongbloed, M. 2000. Field Guide to the reptiles and amphibians of the UAE - Wild about reptiles. Barkers Trident Communications, 116 pp.
  • PAPENFUSS, THEODORE J.; TODD R. JACKMAN, AARON M. BAUER, BRYAN L. STUART, MICHAEL D. ROBINSON, and JAMES F. PARHAM 2010. Phylogenetic Relationships Among Species of Southwest Asian Leaf-toed Geckos (Asaccus). Proceedings of the California Academy of Sciences, 61 (13): 587-596 - get paper here
  • Parsa, H.; H. Oraie; A. Khosravani; N. Rastegar Pouyani 2009. Systematics and Distribution of the Iranian Plateau Leaf-toed Geckos of the Genus Asaccus (Sauria: Gekkonidae). Iranian Journal of Animal Biosystematics 5 (2) - get paper here
  • Rastegar-Pouyani, N., Nilson, G. & Faizi, H. 2006. A new Species of Asaccus (Sauria: Gekkonidae) from Kurdistan Province, western Iran. Hamadryad 30: 141-150. - get paper here
  • Rösler, H. 2000. Kommentierte Liste der rezent, subrezent und fossil bekannten Geckotaxa (Reptilia: Gekkonomorpha). Gekkota 2: 28-153
  • Rösler, H. 2018. Haftbar -- Die einzigartige Welt der Geckos. Begleitheft zur Ausstellung im Naturkundemuseum Erfurt Mai-Aug 2018, 96 pp.
  • Sindaco, R. & Jeremcenko, V.K. 2008. The reptiles of the Western Palearctic. Edizioni Belvedere, Latina (Italy), 579 pp. - get paper here
  • Tamar, Karin; Pelagia Mitsi; Salvador Carranza 2018. Cryptic diversity revealed in the leaf‐toed gecko Asaccus montanus (Squamata, Phyllodactylidae) from the Hajar Mountains of Arabia. J Zool Syst Evol Res. 2018 ;00:1–14 - get paper here
  • Torki, F.; Ahmadzadeh, F.; Ilgaz, C.; Avci, A. & Kumlutas, Y. 2011. Description of four new Asaccus Dixon and Anderson, 1973 (Reptilia: Phyllodactylidae) from Iran and Turkey. Amphibia-Reptilia 32 (2): 185-202 - get paper here
  • van der Kooij, Jeroen 2001. The herpetofauna of the Sultanate of Oman: Part 2: the geckoes. Podarcis 1 (4): 105-123 - get paper here
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