Order Squamata Oppel, 1811 Suborder Serpentes Linnaeus, 1758 - snakes Infraorder Alethinophidia Nopcsa, 1923 Parvorder Caenophidia Hoffstetter, 1939 see [unranked] Caenophidia Hoffstetter, 1939 1 Superfamily Acrochordoidea Bonaparte, 1831 [monotypic] 2 Superfamily Colubroidea Oppel, 1811