Varans
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V. olivaceus
Gray's monitor
Distribution: Philippines (Luzon and Catanduanes islands) .
CITES:
appendix I
.
Easy-to-see descriptors
transversal section of the tail
:
laterally compressed
"spiny"tail
:
absence
tail with median double-keel
:
presence
bicoloured tail
:
absence
position of nostrils between eyes and tip of snout
:
nearer the tip of snout than the eyes
nostrils' form
:
oval or split-like
tongue coloration
:
light pink or whitish
prehensile tail
:
absence
nuchal scales
:
same size than head scales
form of the snout
:
triangular
pale band on the snout
:
absence
relief of nuchal scales
:
not applicable
Expert descriptors
direction of nostrils
:
dorso-laterally directed
other head scales
:
?
supra-ocular scales
:
?
SVL - snout vent length
:
up to 40 centimeters
;
40 centimeters and more
scale count around midbody
:
160 to 169
;
170 to 179
;
180 to 189
;
190 and more
Origin of the specimen
:
Asia and austral isles