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Ptychozoon nicobarensis DAS & VIJAYAKUMAR, 2009

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Higher TaxaGekkonidae, Gekkota, Sauria, Squamata (lizards: geckos) 
Common NamesNicobar gliding gecko 
SynonymPtychozoon nicobarensis DAS & VIJAYAKUMAR 2009
Ptychozoon kuhli — DAS 1997
Ptychozoon nicbarense — GRISMER et al. 2018: 210 (in error) 
DistributionIndia (Nicobar Islands)

Type locality: "Nicobars" (= islands of the Nicobar Archipelago, Bay of Bengal, India)  
TypesHolotype: ZSI 2603, adult male, Major A. R. Anderson, Indian Medical Service, date of collection unknown, and collection was made presumably in the late 1800s. 
DiagnosisDiagnosis: A large species of Ptychozoon (reaching SVL 100.3 mm), diagnosable from congeneric species in showing the following combination of characters: dorsum with a tan vertebral stripe, lacking dark transverse bars; supranasals in contact; cutaneous expansions on sides of head; absence of predigital notch in preantebrachial cutaneous expansion; imbricate parachute support scales; four irregular rows of low, rounded enlarged scales on dorsum; 20–29 scales across widest portion of tail terminus; three indistinct chevrons on dorsum; 7–11 pairs of preanal pores; femoral pores absent; tail with an expanded terminal flap and weak lobe fusion at proximal border of tail terminus. 
EtymologyLatin implying an inhabitant of the Nicobar Islands. 
  • Das, I. & Vijayakumar, S.P. 2009. New species of Ptychozoon (Sauria: Gekkonidae) from the Nicobar Archipelago, Indian Ocean. Zootaxa 2095: 8–20 - get paper here
  • GRISMER, L. LEE; PERRY L. JR. WOOD, MYINT KYAW THURA, MARTA S. GRISMER, RAFE M. BROWN, BRYAN L. STUART 2018. Geographically structured genetic variation in Ptychozoon lionotum (Squamata: Gekkonidae) and a new species from an isolated volcano in Myanmar. Zootaxa 4514 (2): 202–214 - get paper here
  • SUMONTHA, MONTRI; OLIVIER S.G. PAUWELS, KIRATI KUNYA, CHAIWAT LIMLIKHITAKSORN, SIRICHAI RUKSUE, APIRAT TAOKRATOK, MICHEL ANSERMET & LAWAN CHANHOME 2012. A new species of Parachute Gecko (Squamata: Gekkonidae: genus Ptychozoon) from Kaeng Krachan National Park, western Thailand. Zootaxa 3513: 68–78 - get paper here
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