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Cnemaspis rishivalleyensis AGARWAL, THACKERAY & KHANDEKAR, 2020

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Higher TaxaGekkonidae, Gekkota, Sauria, Squamata (lizards: geckos)
Subspecies 
Common NamesE: Rishi Valley dwarf gecko 
SynonymCnemaspis rishivalleyensis AGARWAL, THACKERAY & KHANDEKAR 2020: 454
Cnemaspis mysoriensis — GIRI et al. 2009 [part] 
DistributionIndia (Andhra Pradesh: Chittoor District)

Type locality: Cave Rock Hill, Rishi Valley School (13.632° N 78.457° E; ca. 730 m elevation, Chittoor district, Andhra Pradesh state, India.  
Reproduction 
TypesHolotype: NCBS-BH723 (AK 659), adult male, collected by Akshay Khandekar, Ishan Agarwal, Nikhil Gaitonde and Joshua Muyiwa on 12 March 2019.
Paratypes. NCBS-BH724 (AK 660), NCBS-BH725 (AK 661), NCBS-BH726 (AK 662), NCBS-BH727 (AK 663), adult females, same collection data as holotype. 
DiagnosisDiagnosis: A small-sized Cnemaspis, snout to vent length less than 31 mm. Dorsal pholidosis heterogenous, with weakly keeled granular scales increasing in size towards flank, smallest on paravertebral rows and largest on flanks; intermixed with two or three irregularly arranged rows of large, weakly keeled, distinctly pointed, spine-like tubercles on either side of the flanks. Ventral scales smooth, imbricate, 23–25 scale rows across belly, 102–112 scales in a single longitudinal column from mental to cloaca. Subdigital scansors smooth, entire, unnotched; lamellae under digit IV of pes 17–20. Males with a single femoral pore on each thigh, separated on either side by ten poreless scales from a continuous series of three precloacal pores. Tail with six enlarged, strongly keeled, distinctly pointed, conical tubercles forming whorls; median row of sub-caudals smooth, slightly enlarged. Dorsal colouration grey-brown with a broad, light mid-dorsal streak formed by seven fused elongate chain-links that runs from occiput to tail base, single medial dark spot on nape flanked by a slightly smaller ocellus and two much smaller ocelli, six pairs of dark spots, one on either side of mid-dorsal streak between forelimb insertions and tail base.


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Comment 
EtymologyThe specific epithet is a toponym for the Rishi Valley, the type and only known locality for the new species. 
References
  • AGARWAL, I., THACKERAY, T., & KHANDEKAR, A. 2020. Geckos in the granite: two new geckos (Squamata: Gekkonidae) from rocky, scrub habitats in Rishi Valley, Andhra Pradesh, India. Zootaxa 4838 (4): 451-474 - get paper here
  • Giri, V.B.; Bauer, A.M. & Gaikwad, K.S. 2009. A new ground-dwelling species of Cnemaspis Strauch (Squamata: Gekkonidae) from the northern Western Ghats, Maharashtra, India. Zootaxa 2164: 49–60 - get paper here
  • KHANDEKAR, AKSHAY; TEJAS THACKERAY, ISHAN AGARWAL 2020. A new cryptic Cnemaspis Strauch (Squamata: Gekkonidae) from an isolated granite hill on the Mysore Plateau, Karnataka, India. Zootaxa 4845 (4): 509–528 - get paper here
 
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