The Australian water dragon, Physignathus lesueurii (Gray 1831), is a large acrodontan lizard which occurs in eastern Australia and has been reported from western New Guinea (Fig. 1). The species appears to be absent from eastern New Guinea (Allison 1982).
Watkins-Colwell, Gregory J. and Johnston, Greg, "Does the Water Dragon, Physignathus lesueurii (Gray 1831), Occur in New Guinea?" (1999). Biology Faculty Publications. 161.