Abstract
The vast majority of red algae species are found in the class Florideophyceae, which contains five subclasses (Hildenbrandiophycidae, Nemaliophycidae, Corallinophycidae, Ahnfeltiophycidae and Rhodymeniophycidae). Nemaliophycidae is one of the most taxonomically diverse and represents an ideal group to study the evolution of red algae. It is the only subclass that comprises orders with exc…