Cyrtodactylus nicobaricus CHANDRAMOULI, 2020
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Cyrtodactylus nicobaricus
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| Higher Taxa | Gekkonidae, Gekkota, Sauria, Squamata (lizards: geckos) |
| Subspecies | |
| Common Names | |
| Synonym | Cyrtodactylus nicobaricus CHANDRAMOULI 2020: 80 Cyrtodactylus rubidus – BISWAS & SANYAL 1984: 477 (nec BLYTH 1861) Cyrtodactylus adleri – HARIKRISHNAN & VASUDEVAN 2018 (nec DAS 1997) |
| Distribution | India (Nicobar Islands: Car Nicobar and possibly Batti Malv) Type locality: human habitation in Chuckchucka Village (9.21° N, 92.79° E, 33.4 m elevation) in Car Nicobar Island |
| Reproduction | |
| Types | Holotype: ZSI/ANRC/T/ 11074, an adult male, collected by S.R. Chandramouli on 17 June 2017. Paratopotypes: DOSMB05100, an adult female and DOSMB05101, an adult female, collected by S.R. Chandramouli from the type locality on 13 and 15 June 2017respectively. |
| Diagnosis | Diagnosis: A Cyrtodactylus endemic to Car Nicobar Island of the Nicobar archipelago which is diagnosed and characterized by: presence of 16–18 transverse rows of dorsal tubercles (vs. 13–15 in C. rubidus); 10 supralabials, eight–nine infralabials, two elongate inner pair of post-mentals in broad contact with each other; two smaller outer pair of post-mentals separated from each other; presence of a precloacal groove (vs. absent in C. adleri and C. camortensis sp. nov.) and upto six precloacal pores located around the precloacal groove in males; absence of femoral pores; presence of four enlarged internasals; presence of ventrolateral dermal folds; 37–40 strongly imbricate ventrals (vs. juxtaposed and non-overlapping ventrals in C. rubidus); two pairs of rounded cloacal spurs in males; 14–15 subdigital lamellae under the IV toe of which, the basal six are slightly dilated (vs. 17–19 in C. rubidus); presence of a dark nuchal loop formed by post ocular streaks extending and joining at the nape (vs. absent in C. adleri and C. camortensis sp. nov.); dorsal colour pattern of five to six dark transverse bands on a dark brown ground colour (vs. a series of vertebral spots in C. adleri and C. camortensis sp. nov.) with a series of short longitudinal bands converging posteriorly towards middorsumbetween forelimbs. |
| Comment | Habitat: found in forests as well as human habitation. Often observed on leaf-litter in the forest floor and branches of small shrubs up to about 1m above the ground. |
| Etymology | A toponym, named after the type locality of this species, Car Nicobar Island, which is colloquially called just as ‘Nicobar’. |
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