Phylum Chordata Bateson, 1885 - chordates Subphylum Vertebrata Cuvier, 1812 - vertebrates Class Reptilia Linnaeus, 1758 - reptiles Subclass Lepidosauria Duméril & Bibron, 1839 Order Squamata Oppel, 1811 Suborder Sauria McCartney, 1802 - lizards see Clade Sauria Macartney 1802 [Gauthier & de Queiroz 2020] Family Varanidae Gray, 1827 - monitor lizards