Diporiphora albilabris White-lipped Two-lined Dragon
Some other names for this species:
White-lipped Two-line Dragon
Subspecies I've seen:
D. a. sobria
Eastern White-lipped Two-lined Dragon
Diporiphora albilabris sobria Eastern White-lipped Two-lined Dragon
Bowali Visitor Centre, Kakadu National Park, Northern Territory, AustraliaNovember 13, 2009
Eastern White-lipped Two-lined Dragon (Diporiphora albilabris sobria) Eastern White-lipped Two-lined Dragon (Diporiphora albilabris sobria)
These distinguished fellows were hanging out with a few yards of the Bowali Visitor Centre. They were obviously accustomed to the human traffic, willing to hold their positions as I got some photos.

I’ve written up an account of this three-week trip to Australia here.

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