Gymnophiona, one of the three major extant orders of the class Amphibia. Its members are known as caecilians, a name derived from the Latin word caecus, meaning “sightless” or “blind.” The …

Modern caecilians are a clade, the order Gymnophiona / ˌ dʒ ɪ m n ə ˈ f aɪ ə n ə / (or Apoda / ˈ æ p ə d ə /), one of the three living amphibian groups alongside Anura and Urodela (salamanders).

amphibian, (class Amphibia), any member of the group of vertebrate animals characterized by their ability to exploit both aquatic and terrestrial habitats.

Gymnophiona is the group of amphibians that includes the legless caecilians and all amphibians more closely related to them than to frogs or salamanders (the "stem-caecilians"). The name …

Caecilians are limbless, elongate, usually tailless amphibians. They have a somewhat flattened head with a large, usually underslung mouth, anterior nostrils, and an extrusible organ called …

The list of species of Gymnophiona order<br><p><b>Caecilians</b> (; New Latin for "blind ones") are a group of limbless, vermiform or serpentine amphibians. They mostly live hidden in the …

The Gymnophiona, or caecilians, are limbless amphibians (Fig. 5.18) that burrow underground in the soil. Most species are small and worm-like but some can reach lengths of 1.5 m. Because …

2017年12月24日 · On this page we’ll meet the caecilians: a mysterious group of worm-like amphibians. What Are Caecilians? Introduction. Caecilians make up the amphibian order …

Evans and Sigogneau-Russell, 2001, Palaeontology, 44: 259–273, discussed the fossil evidence for the origin of the group and their relationships, and suggested that the name Gymnophiona …

Caecilians (sih-SILL-yuhns) are long, legless amphibians with a dual-action jaw. Some have tails, but most do not.