kingdom: Animalia >
phylum: Chordata >
subphylum: Vertebrata >
infraphylum: Gnathostomata >
parvphylum: Osteichthyes >
megaclass: Tetrapoda >
class: Amphibia >
order: Gymnophiona >
family: Ichthyophiidae Taylor, 1968 >
genus: Ichthyophis Fitzinger, 1826 >