Caecilians are a group of limbless, worm-shaped or snake-shaped amphibians, with either small eyes or no eyes, comprising the order Gymnophiona. They mostly live hidden in soil or in streambeds, makin
X-ray showing the skeleton of Typhlonectes (Typhlonectidae)
Head of Geotrypetes seraphini (Dermophiidae), showing reduced eyes, nostrils, and small tentacles below the nostrils
Caecilia pulchraserrana (Caeciliidae) showing the smooth skin typical of caecilians
Siphonops annulatus, the ringed caecilian, is a species of caecilian in the family Siphonopidae endemic to South America. It may have the broadest known distribution of any terrestrial caecilian speci
Siphonops annulatus, Ringed Caecilian, Zoology Museum, Cambridge