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Eutropis lewisi (BARTLETT, 1895)

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Higher TaxaScincidae, Mabuyinae, Scincoidea, Sauria, Squamata (lizards)
Common NamesE: Lewis’ Mabuya 
SynonymMabuia lewisi BARTLETT 1895
Eutropis lewisi — AMARASINGHE et al. 2020: 16 
DistributionIndonesia (Borneo, Sarawak)

Type locality: Kuching [Santubong at elevation 60 m a.s.l. fide Bartlett 1895], Sarawak, North Borneo  
TypesLectotype: BMNH 1946.8.3.57, Adult male, (previously 1899.1.20.3), SVL 90.1 mm, received from the Sarawak Museum, designated by Amarasinghe et al. 2020.
Other specimens (n=24). BMNH 1946.9.7.47–50 (paralectotype of Mabuia rudis) collected from Matang, Sarawak, Borneo, purchased from Mr. Cutter [probably William George Cutter]; MZB 2937, 9521–23, 13224, 13227, 13228, 13231, 13232, 13236–39 collected from Kalimantan, Indonesia; ZSI 15155, 15160-62, 15328, 15346, 20323 collected from Sarawak Borneo. 
DiagnosisDiagnosis. E. lewisi is diagnosed by the following combination of morphological characters: moderate but relatively smaller body size (SVL 71.2–98.6 mm); tricarinate dorsal scales; scaly lower eyelid; 32–35 paravertebrals; 48–52 ventrals; 19–21 subdigital lamellae under toe IV; 28–30 midbody scale rows; temporals and scales on dorsal surface of the thigh keeled; only the supraocular II in contact with the frontal and the absence of distinct, dark lateral bands along the body (Amarasinghe et al. 2020: 16).

Coloration. Dorsal head, body and limbs uniform dark copper brown. Venter white, throat greyish (Amarasinghe et al. 2020: 17). 
CommentSynonymy: M. lewisi has been synonymized with E. rudis for most of it’s history but revalidated by Amarasinghe et al. 2020. 
  • Amarasinghe, A.A. Thasun; S.R. Chandramouli, Kaushik Deuti, Patrick D. Campbell, Sujan M. Henkanaththegedara & Suranjan Karunarathna 2020. A revision of Eutropis rudis (Boulenger, 1887), resurrection of E. lewisi (Bartlett, 1895) and description of a new species (Reptilia: Scincidae) from Great Nicobar. TAPROBANICA 9 (1): 12-22 - get paper here
  • Bartlett, E. 1895. The crocodiles and lizards of Borneo in the Sarawak Museum, with descriptions of supposed new species, and the variation of colours in the several species during life. Journal of the Straits Branch Royal Asiatic Society Singapore, 28: 73-96.
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