Classification of Lee and Caldwell 2000

Or. Squamata Oppel 1811 [squamates]
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Unr. †Scleroglossa Estes et al. 1988
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Infraor. Amphisbaenia Gray 1844 [worm lizard]
Subor. Anguimorpha Fürbringer 1900
Fm. Cordylidae Gray 1837 [spinytail lizard]
Fm. Dibamidae Boulenger 1884
Infraor. Gekkota Cuvier 1817
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Invalid names: Pygopodidae Boulenger 1884 [empty]
Superfm. Lacertoidea Camp 1923
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Fm. Lacertidae Bonaparte 1831
Unr. Teiioidea Estes et al. 1988
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Fm. Gymnophthalmidae Merrem 1820
Fm. Teiidae Gray 1827
Fm. Scincidae Gray 1825 [skink]
G. †Sineoamphisbaena Wu et al. 1993
Fm. Xantusiidae Baird 1858 [night lizard]
Superfm. †Varanoidea Gray 1827
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G. Heloderma Wiegmann 1829 [beaded lizard]
Unr. †Pythonomorpha Cope 1869
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G. †Aphanizocnemus Dal Sasso and Pinna 1997
Fm. †Dolichosauridae Gervais 1852
Fm. †Mosasauridae Gervais 1852 [mosasaur]
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Unr. †Aigialosauridae Kramberger 1892
Or. Ophidia Latreille 1804 [snake]
Fm. Varanidae Hardwicke and Gray 1824 [monitor lizard]
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G. Lanthanotus Steindachner 1877 [earless monitor lizard]
G. Varanus Merrem 1820
Unr. Anguimorpha Fürbringer 1900
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Fm. Xenosauridae Cope 1866
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G. Shinisaurus Ahl 1930 [Chinese crocodile lizard]
Infraor. Anguimorpha Fürbringer 1900
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Fm. Anguidae Gray 1825
Subor. Ophidia Latreille 1804 [snake]
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Unr. Serpentes Linnaeus 1758 [snake]
Or. †Pythonomorpha Cope 1869
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G. †Adriosaurus Seeley 1881
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†Adriosaurus suessi Seeley 1881
Unr. Iguania Cuvier 1817
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Unr. †Acrodonta Cope 1864
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Fm. Agamidae Gray 1827
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Subfm. †Agaminae
Fm. Chamaeleonidae Gray 1825 [chameleon]
Fm. Iguanidae Oppel 1811