Monitor lizards phylogeny Earless Monitor Lizard Savannah monitor White-throated Monitor Nile monitor Dumeril's monitor Bengal monitor Roughneck monitor Asian water monitor Gray's monitor Emerald tree monitor Ring-tailed lemur Peach-throated monitor Blue-tailed monitor Blue-spotted tree monitor Quince Monitor Ring-tailed lemur Salvadori's monitor Komodo dragon Mertens' water monitor Argus monitor Biak tree monitor Spiny-tailed monitor