Order Squamata Oppel, 1811 Suborder Serpentes Linnaeus, 1758 - snakes Infraorder Alethinophidia Nopcsa, 1923 Parvorder Henophidia Hoffstetter, 1939 Superfamily Anilioidea Stejneger, 1907 Family Aniliidae Stejneger, 1907 - cylinder snakes Subfamily Cylindrophinae Fitzinger, 1843 see Family Cylindrophiidae Fitzinger, 1843