1999年8月1日 · We start with a brief discussion of the evolution of the group and some general aspects of its ecology and behavior. Then we cover the external anatomy, emphasizing …

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 …

2016年1月16日 · Caecilians (Lissamphibia: Gymnophiona) are unique among vertebrates in having two sets of jaw-closing muscles, one on either side of the jaw joint.

We start with a brief discussion of the evolution of the group and some general aspects of its ecology and behavior. Then we cover the external anatomy, emphasizing morpho …

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 …

We start with a brief discussion of the evolution of the group and some general aspects of its ecology and behavior. Then we cover the external anatomy, emphasizing morpho …

2009年1月1日 · 4.2.1 General Anatomy. Gymnophiona are elongated animals (Fig. 4.1). Their body often presents annuli (Ichthyophis, Siphonops). In several genera such as Typhlonectes, …

2014年11月14日 · Amphibians comprise three extant orders with Anura (frogs and toads) and Caudata (salamanders) most closely related (comprising the group Batrachia) and …

Caecilians (Gymnophiona) are amphibians restricted to the tropics that have a serpentiform and annulated body and reduced eyes covered with skin. Extant species are limbless and have a …

The external, buccal, skeletal, muscular and cardiovascular anatomies of Atretochoana eiselti are described and compared to these features in other caecilians, particularly representatives of …