Classification of Estes 1976
Fm. †Batrachosauroididae Auffenberg 1958
show all | hide all
Fm. †Scapherpetonidae Auffenberg and Goin 1959
show all | hide all
Fm. Sirenidae Gray 1825 [siren]
show all | hide all
Fm. †Baenidae Cope 1882
show all | hide all
Fm. Xantusiidae Baird 1858 [night lizard]
show all | hide all
Fm. Scincidae Gray 1825 [skink]
show all | hide all
Fm. Anguidae Gray 1825
show all | hide all
Fm. Amiidae Huxley 1861
show all | hide all
G. Amia Linnaeus 1766 [bowfin]
hide
†Amia fragosa Jordan 1927
†Amia uintaensis Leidy 1873
Invalid names: Protamia Leidy 1873 [synonym]
Fm. Lepisosteidae Cuvier 1825
show all | hide all
Fm. †Palaeolabridae Estes 1969
show all | hide all