Alethinophidia

Alethinophidia
ular rumput, Natrix natrix
Pengelasan saintifik
Alam:	Animalia
Filum:	Chordata
Subfilum:	Vertebrata
Kelas:	Reptilia
Order:	Squamata
Suborder:	Serpentes
Infraorder:	Alethinophidia Nopcsa, 1923

Alethinophidia merupakan infraorder ular yang merangkumi kesemua ular selain ular buta dan ular benang. Kini, 15 famili telah dikenal pasti, termasuk 9 subfamili dan 316 genus.^[1]

• Famili: Acrochordidae Bonaparte, 1831 -- ular berkutil
• Famili: Aniliidae Stejneger, 1907 -- ular karang palsu
• Famili: Anomochilidae Cundall, Wallach and Rossman, 1993 -- ular paip kerdil
• Famili: Atractaspididae Günther, 1858 -- ular asp mengorek Afrika, ular tumit tinggi
• Famili: Boidae Gray, 1825 -- boa
  • Subfamili: Boinae Gray, 1825 -- boa
  • Subfamili: Erycinae Bonaparte, 1831 -- boa pasir Dunia Lama
• Famili: Bolyeriidae Hoffstetter, 1946 -- ular Mauritius
• Famili: Colubridae Oppel, 1811 -- colubrid, ular biasa
  • Subfamili: Homalopsinae Günther, 1864
  • Subfamili: Natricinae Bonaparte, 1838
  • Subfamili: Xenodontinae Cope, 1895
• Famili: Cylindrophiidae Fitzinger, 1843 -- Asian pipe snakes
• Famili: Elapidae F. Boie, 1827 -- kobra, ular karang, mamba, ular laut
• Famili: Loxocemidae Cope, 1861 -- ular sawa Mexico
• Famili: Pythonidae Fitzinger, 1826 -- ular sawa
• Famili: Tropidophiidae Brongersma, 1951 -- boa kerdil
• Famili: Uropeltidae Müller, 1832 -- ular paip, ular berekor perisai
• Famili: Viperidae Oppel, 1811 -- ular kapak
  • Subfamili: Azemiopinae Liem, Marx and Rabb, 1971 -- ular kapak Fae
  • Subfamili: Causinae Cope, 1859 -- adder malam
  • Subfamili: Crotalinae Oppel, 1811 -- ular orok-orok
  • Subfamili: Viperinae Oppel, 1811 -- ular kapak tanpa lubang
• Famili: Xenopeltidae Bonaparte, 1845 -- ular sinar matahari
• Famili: †Nigerophiidae