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Mesalina ayunensis ARNOLD, 1980

IUCN Red List - Mesalina ayunensis - Data Deficient, DD

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Higher TaxaLacertidae, Sauria, Lacertoidea, Squamata (lizards) 
Subspecies 
Common NamesAyun Sand Lizard, Arnold's Sand Lizard 
SynonymMesalina ayunensis ARNOLD 1980: 309
Mesalina ayunensis — JOGER & MAYER 2002
Mesalina ayunensis — SINDACO & JEREMČENKO 2008 
DistributionSW Oman (Dhufar)

Type locality: Ayun, Dhofar.  
Reproductionoviparous 
TypesHolotype: BMNH 1977.1169, male
Paratype: BMNH 1977.1168, female 
DiagnosisDiagnosis. As only two specimens are known, scale count is minimal. Up to at least 44 mm from snout to vent, quite slender, snout not very short, internasals in contact behind rostral, occipital scale very small or absent; lower eyelid with a number of enlarged, translucent, unpigmented scales in center. Dorsal scales 44, 47, gulars 32, 35 without a gular fold, ventrals in 10 longitudinal se- ries, a clearly defined row of enlarged scales beneath lower foreleg; femoral pores 16, 18 on each side; scales on upper surface of tibia smooth and small, not obviously larger than dorsal scales between hind legs and meeting large scales on lower surface of tibia abruptly; 27, 28 strongly bicarinate lamellae beneath fourth hind toe. Dorsum generally uniform without dark flanks, tail bright blue in life; hemipenis not small (over 10% of snout-vent length when fully everted) (Arnold, 1980, Yousefkhani et al. 2015). 
Comment 
Etymologynamed after the type locality. 
References
  • 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
  • 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
  • Hosseinian-Yousefkhani, Seyyed Saeed; Gabriel M.D. Marmol Marin, Nasrullah Rastegar-Pouyani, Eskandar Rastegar-Pouyani 2015. A Bibliographic Recompilation of the Genus Mesalina Gray, 1838 (Sauria: Lacertidae) with a Key to the Species. Russ. J. Herpetol. 22 (1): 23-34 - get paper here
  • Joger, U. & Mayer, W. 2002. A new species of Mesalina (Reptilia: Lacertidae) from Abd al-Kuri, Socotra Archipelago, Yemen, and a preliminary molecular phylogeny for the genus Mesalina. Fauna of Arabia 19: 497-505
  • Sindaco, R. & Jeremcenko, V.K. 2008. The reptiles of the Western Palearctic. Edizioni Belvedere, Latina (Italy), 579 pp. - get paper here
  • van der Kooij, Jeroen 2001. The herpetofauna of the Sultanate of Oman: Part 3: The true lizards, skinks and monitor lizards. Podarcis 2 (1): 15-26
 
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