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search Temporal range: Jurassic – Recent Scientific
classification Kingdom: Animalia Phylum: Chordata Class:
Amphibia Order: Gymnophiona Müller, 1832 Eocaecilia, the
earliest known fossil caecilian  The Caecilians are an order
(Gymnophiona or Apoda) of amphibians. Most of them look like
either earthworms or snakes. They burrow in the ground. For this
reason, they are the least explored order of amphibians.
Anatomy[change | change source]  Caecilians have no limbs. For
this reason, the smaller species look like worms, while the
larger species with lengths up to 1.5 m look similar to snakes.
The tail is short and the cloaca is near the end of the body.
Their skin is smooth and usually dark in colour. Some species
have colorful skins, though. Inside the skin are calcite scales.
Due to their underground life the eyes are small. Skin often
covers them, to protect them. This has led to the idea that they
are blind, which is not the case. Because of the ski