Elgaria Gray 1838 (alligator lizard)
Reptilia - Squamata - Anguidae
Parent taxon: Anguidae according to B. H. Brattstrom 1955
Sister taxa: Anguinae, Anniellinae, Bainguis, Diploglossinae, Gerrhonotinae, Glyptosaurinae, Machaerosaurus, Odaxosaurinae, Odaxosaurus, Rajaurisaurus
Subtaxa: Elgaria multicarinata
Ecology: insectivore-carnivore