Order Squamata Oppel, 1811 Suborder Serpentes Linnaeus, 1758 - snakes Infraorder Alethinophidia Nopcsa, 1923 1 Parvorder Henophidia Hoffstetter, 1939 2 Parvorder Caenophidia Hoffstetter, 1939 see [unranked] Caenophidia Hoffstetter, 1939