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Higher TaxaGekkonidae, Gekkota, Sauria, Squamata (lizards: geckos)
Common Names 
SynonymCnemaspis gunawardanai AMARASINGHE, KARUNARATHNA, MADAWALA & DE SILVA 2021
Cnemaspis cf. alwisi –– AMARASINGHE et al. 2016
Cnemaspis cf. alwisi –– AMARASINGHE & KARUNARATHNA 2020 
DistributionSri Lanka (Western Province)

Type locality: Pilikuttuwa (7˚03'28.14'' N, 80˚02'53.18'' E; alt. 52 m a.s.l.), Gampaha District, Western Province, Sri Lanka  
ReproductionOviparous (Amarasinghe et al. 2021). 
TypesHolotype: NMSL 2021.08.01, adult male, collected by Anslem de Silva, on 22 November 2005
Paratypes: NMSL 2021.08.02, adult female, other details same as holotype 
DiagnosisDiagnosis: The following combination of characters distinguishes the new species from all other congeners: adult males reaching 37.4 mm SVL, adult females reaching 40.5 mm SVL; 8 or 9 supralabials; dorsal granules homogeneous, 148–155 paravertebral granules; three or four spine-like tubercles on flanks; throat, pectoral, and abdominal scales smooth; 159–162 ventrals; no precloacal pores and six or seven femoral pores (per thigh) in males, 23 interfemoral scales; 96–98 midbody scales, 25–27 ventral scale rows across belly; 22 or 23 subdigital lamellae on fourth toe; subcaudals smooth, hexagonal shaped, median row of subcaudals greatly enlarged; the differences are summarized for geographically close congeners (Table 2) and for all Sri Lankan species in Karunarathna et al. (2019c, and their table 9). (Amarasinghe et al. 2021). 
CommentSimilar species: C. rajakarunai, C. hitihamii

IUCN conservation status: Critically Endangered (CR) [criteria is B1a,b (iii)] 
EtymologyThe specific epithet is a noun in the genitive singular case, honoring a leading environmental activist, conservationist, and a lawyer, Dr. Jagath Gunawardana for his major efforts and contributions to biodiversity conservation in Sri Lanka, as well as his support, motivation, and encouragements for the first three authors to accomplish their research and career goals. His valuable contributions to popularizing environmental law among the general public are highly commendable. Currently he is an advisor to many government institutions such as Central Environmental Authority (CEA), Department of Wildlife Conservation and Department of Forestry etc. Dr. Gunawardana is also a senior member and a former instructer of the Young Zoologists’ Association (YZA) of Sri Lanka. 
  • Amarasinghe, A. T., Karunarathna, S., Madawala, M., & de Silva, A. 2021. TWO NEW RUPICOLOUS DAY GECKOS OF THE Cnemaspis alwisi GROUP (REPTILIA: GEKKONIDAE) FROM SRI LANKA. TAPROBANICA, 10 (1): pp. 23–38 - get paper here
  • Amarasinghe, A.A. THASUN; PATRICK D. CAMPBELL, MAJINTHA B. MADAWALA, W. MADHAVA S. BOTEJUE, DINESH E. GABADAGE, ANSLEM DE SILVA, D.M.S. SURANJAN KARUNARATHNA 2016. The Re-discovery of live populations of Cnemaspis tropidogaster (Boulenger, 1885) (Sauria, Gekkonidae) from Sri Lanka after 120 years. Zootaxa 4200 (3): - get paper here
  • Amarasinghe, A.A.T. & S. Karunarathna 2020. A new diminutive day gecko species of the genus Cnemaspis Strauch, 1887 (Reptilia: Gekkonidae) from Pilikuttuwa, near the capital of Sri Lanka. TAPROBANICA 9 (1): 71-82 - get paper here
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