Cnemaspis biocellata GRISMER, CHAN, NASIR & SUMONTHA, 2008
Can you confirm these amateur observations of Cnemaspis biocellata?
|Higher Taxa||Gekkonidae, Gekkota, Sauria, Squamata (lizards: geckos)|
|Common Names||Twin-spot Rock Gecko|
|Synonym||Cnemaspis biocellata GRISMER, CHAN, NASIR & SUMONTHA 2008|
Cnemaspis siamensis —MANTHEY & GROSSMANN 1997:215
Cnemaspis siamensis — COX et al. 1998:91
Cnemaspis biocellata — GRISMER 2011
Cnemaspis biocellata — GRISMER et al. 2014: 34
|Distribution||W Malaysia (Perlis)|
Type locality: 37 m elevation from Kuala Perlis, Perlis, Peninsular Malaysia (06°24.437N 100°08.564E).
|Types||Holotype: ZRC 2.6693, adult male, collected on 3 March 2008 by Chan Kin Onn, L. Lee Grismer, and Rick Gregory.|
|Diagnosis||Diagnosis: Cnemaspis biocellata differs from all other Southeast Asian Cnemaspis in having the unique combination of a maximum SVL of 40.1 mm; 6–10 supralabials; 5–7 infralabials; scales of anterior portion of forearm weakly keeled; ventral scales smooth; no femoral pores; 8–12 precloacal pores; no row of linearly arranged tubercles on flanks; paravertebral, longitudinal rows of caudal tubercles present but no lateral caudal rows; smooth subcaudals with an enlarged median row; one or two cloacal tubercles; no large, shield-like subtibial or submetatarsal scales; 29–37 subdigital lamellae on fourth toe; no distinct, large, dark spots on neck and back alternating with transverse, white markings; no white markings on flanks alternating with dark blotches; no dark bands encircling tail; two distinct, white, well defined occipital ocelli; black occipital band bordering a series of closely spaced, large, white to yellow spots which form a nuchal band extending from posterior margin of one eye to the other eye; small, black shoulder patch enclosing a single white to yellow ocellus; shoulder patches not meeting middorsally; posterior 25% of tail not white.|
|Etymology||The specific epithet biocellata is derived from the Latin prefix bi- meaning “two” and the Latin ocellus meaning “a little eye” and refers to the two small occipital eyespots.|