Very refined Claudiosaurus (claud is Latin for "lameness" and saurus means "lizard") is a reptiles from the Permian Sakamena Formation, Madagascar. It had a relatively long body and neck, reaching lengtht 60 cm It is presumed to have been partially oceanic, like modern Marine Iguana. it had trouble supporting its weight on land. In particular, the sternum was poorly developed, which would have made walking difficult out of water. Fossil is 15 cm long on matrix 19x16 cm. Left hand with fingers could be seen, as a little piece of his arm. In the middle could be seen the body with all the ribs. Parts of pelvis are visible at the end of slab as, as 5 vertebras of his of tail. Transparent glue was put to fossil, bones are very frail.