After Rieppell, 1994, Evans & Barbadillo, 1998, and Caldwell, 1999, with Recent species from Uetz, Etzold & Chenna, 1995-2000 [“The TIGR Reptile Database ” (former EMBL Reptile Database)]

<==o Anguimorpha [all autarchoglossans closer to Varanus & Anguis than Scincus]
   |?- †Paravaranidae
   |?- †Bainguidae
   |--o Anguoidea (vaskitsansukuiset liskot)
   |  |-- †Dorsetisauridae
   |  `--+-- Xenosauridae: Xenosaurinae (kyhmyliskot)
   |     `--+-- Xenosauridae: Shinisaurinae
   |        `--+-- Anniellidae (rengasliskot)
   |           `-- Anguidae (vaskitsat)
   `--o Platynota (varaanintapaiset liskot; Varanus-like lizards)
      |-- †Necrosauridae [paraphyletic?]
      `--+?-o Pythonomorpha (käärmeet & meriliskot; snakes & mosasaurids) [traditionally placed here, for most recent view, see Squamata]
         |  |--o †Mosasauroidea (meriliskot)
         |  |  |-- †Aigialosauridae (“vanhameriliskot”) [paraphyletic?]
         |  |  `--+-- †Dolichosauridae (“pienmeriliskot”)
         |  |     `-- †Mosasauridae (“suurmeriliskot”)
         |  `-- Serpentes [Ophidia] (snakes; käärmeet)
         `--o Thecoglossa
            `--o Varanoidea [last common ancestor of Lanthanotus, Heloderma & Varanus]
               |--o “Varaniformes” [“Varanoinea”]
               |  |-- Lanthanotidae (kuurovaraanit; earless monitors)
               |  `-- Varanidae (varaanit; monitor lizards)
               `--o Monstersauria Norell & Gao, 1997 [Estesioidea]
                  |?- †Gobidermatidae
                  `--o Helodermatoidea
                     `-- Helodermatidae (myrkkyliskot; gila monsters)

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