Hemidactylus arnoldi LANZA, 1978

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Higher Taxa	Gekkonidae, Gekkota, Sauria, Squamata (lizards: geckos)
Subspecies
Common Names	E: Arnold's Leaf-toed Gecko
Synonym	Hemidactylus arnoldi LANZA 1978: 243 Hemidactylus arnoldi — RÖSLER 2000: 85 Hemidactylus arnoldi — LARGEN & SPAWLS 2010: 289 Hemidactylus arnoldi — LIVIGNI 2013: 287
Distribution	NW Somalia, probably adjacent Djibouti and Ethiopia Type locality: Guban region at 11°00’N 43°00’E, 1500 feet elevation, Somalia
Reproduction	oviparous
Types	Holotype: BMNH 1937.12.5.296, adult female
Diagnosis	Diagnosis: A stout, big Hemidactylus (body length of the only known adult specimen = 82 mm) with: back covered with granules among which are scattered large, strongly keeled, subtrihedral tubercles forming 20 more or less regular longitudinal rows; tail shorter than the body, subcylindrical, tapering, without any basal constriction; nostril bordered by rostral, 1st labial and 3 nasals; 12-13 upper labials; 8-9 lower labials; 10 subdigital lamellae under the 1st and 14 under the 4th toe; a roundish, smooth, slightly convex, enlarged scale surrounded by the granular scales of the sole, halfway between the base of the 1st and 5th toe; very distinctive dorsal colour pattern of broad, dark, transverse bars on the neck, trunk, tail and limbs. Adult male unknown, but almost surely with preanal pores only (if present), as the adult female and the young male so far known lack enlarged scales under the thighs.
Comment	Abundance: only known from its original description (Meiri et al. 2017).
Etymology	Named after E. N. Arnold (1940-), formerly of the British Museum.
References	Beolens, Bo; Michael Watkins, and Michael Grayson 2011. The Eponym Dictionary of Reptiles. Johns Hopkins University Press, Baltimore, USA - get paper here Lanza B 1978. On some new or interesting east African amphibians and reptiles. Monitore Zoologico Italiano supplemento 10 (14): 229-297 - get paper here Lanza, B. 1990. Amphibians and reptiles of the Somali Democratic Republic: check list and biogeography. Biogeographia, 14: 407-465 [1988] - get paper here Largen, M.J.; Spawls, S. 2006. Lizards of Ethiopia (Reptilia Sauria): an annotated checklist, bibliography, gazetteer and identification. Tropical Zoology 19 (1): 21-109 - get paper here Largen, M.J.; Spawls, S. 2010. Amphibians and Reptiles of Ethiopia and Eritrea. Edition Chimaira, Frankfurt, 694 pp. LiVigni, F. (ed.) 2013. A Life for Reptiles and Amphibians, Volume 1. Chimaira, Frankfurt, 495 pp. - 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 Rösler, H. 2000. Kommentierte Liste der rezent, subrezent und fossil bekannten Geckotaxa (Reptilia: Gekkonomorpha). Gekkota 2: 28-153 Rösler, Herbert 2015. Bemerkungen über einige Geckos der Zoologischen Staatssammlung München. Gekkota, Suppl. (2): 3-54 Sindaco, R., Razzetti E., Ziliani U., Wasonga V., Carugati C., Fasola M. 2007. A New Species of Hemidactylus from Lake Turkana, Northern Kenya (Squamata: Gekkonidae). Acta Herpetologica 2 (1): 37-48 - get paper here Sindaco, Roberto; Ugo Ziliani; Edoardo Razzetti; Caterina Carugati; Cristina Grieco; Fabio Pupin; Badr Awadh Al-Aseily; Francesca Pella; Mauro Fasola 2009. A misunderstood new gecko of the genus Hemidactylus from Socotra Island, Yemen (Reptilia: Squamata: Gekkonidae) . Acta Herpetologica 4 (1): 83-98 - get paper here Spawls, Stephen; Tomáš Mazuch & Abubakr Mohammad 2023. Handbook of Amphibians and Reptiles of North-east Africa. Bloomsbury, 640 pp. - get paper here
External links	IUCN Red List National Center for Biotechnology Information Google images

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