Definition that contains order gymnophiona
- blindworm any of the small slender limbless burrowing wormlike amphibians of the order Gymnophiona; inhabit moist soil in tropical regions
- caeciliadae coextensive with the order Gymnophiona: legless amphibians
- caeciliidae coextensive with the order Gymnophiona: legless amphibians
- family caeciliadae coextensive with the order Gymnophiona: legless amphibians
- caecilian any of the small slender limbless burrowing wormlike amphibians of the order Gymnophiona; inhabit moist soil in tropical regions
- family caeciliidae coextensive with the order Gymnophiona: legless amphibians