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Uromastyx thomasi PARKER, 1930

IUCN Red List - Uromastyx thomasi - Vulnerable, VU

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Higher TaxaAgamidae (Uromastycinae), Sauria, Iguania, Squamata (lizards)
Common NamesE: Omani Spiny-tailed Lizard, Thomas' Mastigure
G: Oman-Dornschwanzagame 
SynonymUromastix [sic] thomasi PARKER 1930: 595
Uromastyx thomasi — WERMUTH 1967: 1105
Uromastyx thomasi — WILMS, LÖHR & HULBERT 2002
Uromastyx thomasi — WILMS et al. 2009
Uromastyx thomasi — TAMAR et al. 2017 
Distributioncoastal Oman, Kuwait

Type locality: Bu (= Bin) Ju’ay (1470 feet), desert Rub’al Khali, Hadramaut, Southern Arabia (Oman fide WILMS et al. 2002).  
ReproductionMay exhibit temperature-dependent sex determination (TSD) (WILMS 2007). 
TypesHolotype: BMNH 1946.8.14.43 
DiagnosisDifferential diagnosis: With the exception of Uromastyx princeps, U. thomasi is distinguished from all other taxa in the genus by its significantly shorter tail. From U. princeps it is distinguished by the presence of preanofemoral pores. 
CommentDistribution: Does not occur in Yemen (fide WILMs et al. 2002). Reports from Bahrain are questionable fide WILMS et al. 2002. Not in Saudi Arabia ((Rub' al Khali desert)) fide WILMS et al. 2009.

Illustration in BARTS & WILMS 2003. 
EtymologyNamed after Bertram Thomas (1892-1950), a civil servant who served during WWl in Belgium and then in Mesopotamia (Iraq) (1916-1918). 
  • Arnold E N 1980. The scientific results of the Oman flora and fauna survey 1977 (Dhofar). The reptiles and amphibians of Dhofar, southern Arabia. JOURNAL OF OMAN STUDIES SPECIAL REPORT (No. 2): 273-332 - get paper here
  • Barts, M. & Wilms, T. 2003. Die Agamen der Welt. Draco 4 (14): 4-23 - get paper here
  • Beolens, Bo; Michael Watkins, and Michael Grayson 2011. The Eponym Dictionary of Reptiles. Johns Hopkins University Press, Baltimore, USA - 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
  • Carranza, Salvador; Johannes Els; Bernat Burriel-Carranza 2021. A field guide to the reptiles of Oman. Madrid : Consejo Superior de Investigaciones Científicas, 223 pp. [review in HR 53 (3): 531] - get paper here
  • Cox, N.A., Mallon, D., Bowles, P., Els, J. and Tognelli, M.F. (compilers). 2012. The Conservation Status and Distribution of Reptiles of the Arabian Peninsula. Cambridge, UK and Gland, Switzerland: IUCN, and Sharjah, UAE: Environment and Protected Areas Authority; ISBN 978-2-8317-1560-5 - get paper here
  • Eissa, S.M. & EL ASSY, Y.S. 1975. Record of certain reptilian species found in Kuwait. Jour. Univ. Kuwait (Sci.), 2: 123-146 - get paper here
  • Gardner, A.S. 2013. The amphibians and reptiles of Oman and the UAE. Edition Chimaira, 480 pp.
  • Parker, H. W. 1930. Three new reptiles from southern Arabia. Ann. Mag. nat. Hist. (10) 6: 594—598 - get paper here
  • Seufer, H.; Kowalski, T. & Zilger, H.J. 2007. Die Dornschwanzagamen des Sultanats Oman. Draco 8 (31): 67-74 - get paper here
  • Sindaco, R. & Jeremcenko, V.K. 2008. The reptiles of the Western Palearctic. Edizioni Belvedere, Latina (Italy), 579 pp. - get paper here
  • Tamar, Karin; Margarita Metallinou , Thomas Wilms , Andreas Schmitz , Pierre‐André Crochet , Philippe Geniez , Salvador Carranza 2017. Evolutionary history of spiny-tailed lizards (Agamidae: Uromastyx) from the Saharo-Arabian region. Zoologica Scripta 47: 159– 173 - get paper here
  • van der Kooij, Jeroen 2001. The herpetofauna of the Sultanate of Oman: Part 1: The amphibians, worm lizards, agamas and chameleons. Podarcis 1 (3): 71-83 - get paper here
  • Wilms, T. 2001. Dornschwanzagamen, 2. Aufl. Herpeton, Offenbach, 142 pp. - get paper here
  • Wilms, T. 2002. Uromastyx - spiny-tailed agamas. Reptilia (GB) (21): 12-18 - get paper here
  • Wilms, T. 2003. F2-Nachzucht der Oman-Dornschwanzagame (Uromastyx thomasi) geglückt. Draco 4 (14): 94-95 - get paper here
  • Wilms, T. 2007. Dornschwanzagamen der Gattung Uromastyx - Einführung in Taxonomie und Ökologie einer auf Wüsten spezialisierten Echsengruppe. Draco 8 (31): 4-19 - get paper here
  • Wilms, T.; Löhr, B. & Hulbert, F. 2002. Erstmalige Nachzucht der Oman-Dornschwanzagame - Uromastyx thomasi PARKER 1930 - (Sauria: Agamidae: Leiolepidinae) mit Hinweisen zur intraspezifischen Variabilität und zur Lebensweise. Salamandra 38 (1): 45-62 - get paper here
  • Wilms, Thomas M. and Wolfgang Böhme 2007. Review of the taxonomy of the spiny-tailed lizards of Arabia (Reptilia: Agamidae: Leiolepidinae: Uromastyx). FAUNA OF ARABIA 23: 435–468 - get paper here
  • Wilms, Thomas; Böhme, Wolfgang; Wagner, Philipp; Lutzmann, Nicolà; Andreas Schmitz 2009. On the Phylogeny and Taxonomy of the Genus Uromastyx Merrem, 1820 (Reptilia: Squamata: Agamidae: Uromastycinae) – Resurrection of the Genus Saara Gray, 1845. Bonner zoologische Beiträge 56: 55-99 - get paper here
  • Wilms,T. 1995. Dornschwanzagamen. MÜNSTER: 130 (ISBN 3-9802892-5-7) - get paper here
  • ZILGER, H.-J. & W. GROSSMANN 2017. Titelbild: Uromastyx thomasi Parker, 1930. Sauria 39 (2): 1-2 - get paper here
  • ZILGER, H.-J. & W. GROSSMANN 2018. The Portrait: Uromastyx thomasi Parker, 1930. Sauria 40 (4): 1 - 2 - get paper here
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