Abstract
Batoidea includes all the rays and its monophyly is well-corroborated. However, the phylogenetic interrelationships within the group are still debatable. Some phylogenies consider Pristiformes as the basal group of Batoidea while others considered Torpediniformes the most basal group. Rhinobatiformes are seen as a monophyletic group by some authors and as paraphyletic by others. Myliobati…