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Dasia johnsinghi HARIKRISHNAN, VASUDEVAN, DE SILVA, DEEPAK, KAR, NANIWADEKAR, LALREMRUATA, PRASOONA & AGGARWAL, 2012

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Higher TaxaScincidae, Mabuyinae, Scincoidea, Sauria, Squamata (lizards) 
Subspecies 
Common NamesBarred tree skink 
SynonymDasia johnsinghi HARIKRISHNAN, VASUDEVAN, DE SILVA, DEEPAK, KAR, NANIWADEKAR, LALREMRUATA, PRASOONA & AGGARWAL 2012 
DistributionIndia (Tamil Nadu)

Type locality: Servalar, Kani Kudi (latitude N 8.65354°, longitude E 77.31387°; WGS 84 datum) in a riverine forest habitat, Mundanthurai plateau, Tamil Nadu, India.  
Reproduction 
TypesHolotype: ZSI (ZSIC) 25946, adult male, collected on January 25, 2005 by the second author (KV).
Paratype. BNHS = BNHM 1391 Collected from Kalakkad-Mundanthurai Tiger Reserve in the riverine forest of Tamaraparani River in Mundanthurai, in the southern Western Ghats, Tamil Nadu, India. The specimen was col- lected on August 18, 1984 by Justus Joshua and deposited by A. J. T. Johnsingh. 
DiagnosisDiagnosis. The specimens are placed in the genus Dasia Gray, 1839 on account of possession of the following characters: palatal notch not extending forwards to between the front of the eyes; eyelids well developed; lower eyelid scaly; nostril within the nasal; supranasals present; prefrontals, frontoparietals and interparietal distinct; ear opening small and tympanum sunk.
The new species is characterized by the following combination of characters: second pair of genials widely separated from each other; a single large anterior temporal in contact with supralabials and parietal; vertical slit- like ear opening with a projecting flap-like scale on its anterior inner border; 17 or 18 subdigital lamellae under fourth toe; scales on posterior dorsal body strongly keeled; body colour greenish brown with seven or eight broken, narrow, black cross-bands, each of which is one scale wide and spotted with white; no cross-bands on the neck which has two dorsal and two lateral black stripes; dorsal stripes start on the frontal shield and extend backward up to 13th vertebral scale; lateral stripes starting on the posterior part of anterior loreal and extend backward to the same level as the dorsal stripes [HARIKRISHNAN et al. 2012]. 
CommentAbundance: only known from its original description (Meiri et al. 2017). 
EtymologyNamed after Dr. Asir Jawahar Thomas Johnsingh, who deposited the paratype in the collection of Bombay Natural History Society and has made numerous valuable contributions to natural history studies in India. 
References
  • Al, Erwin 2013. Book review: M. Dorcas & John D. Willson, Invasive pythons in the United States. Ecology of an introduced predator. Litteratura Serpentium 33 (3): 169-174 - get paper here
  • CHANDRAMOULI, S. R. & A. A. THASUN AMARASINGHE 2015. On some recent taxonomic advancement and the resultant problems in the arboreal skink genus Dasia Gray, 1839 (Reptilia: Scincidae). Zootaxa 3914 (4): 495–500
  • HARIKRISHNAN, S.; KARTHIKEYAN VASUDEVAN, ANSLEM DE SILVA, V. DEEPAK, NILADRI BHUSAN KAR, ROHIT NANIWADEKAR, ALBERT LALREMRUATA, K. REBEKAH PRASOONA & RAMESH K AGGARWAL 2012. Phylogeography of Dasia Gray, 1830 (Reptilia: Scincidae), with the description of a new species from southern India. Zootaxa 3233: 37–51
  • 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
 
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