Simplify the following text for a Grade 8 native English-speaking person.
Original: Historically , the name Blattaria has been used largely interchangeably with the name Blattodea , and this name is used for the order by the current world catalogue , the Blattodea Species File Online .
Simplified: Historically , the name Blattaria has been used largely interchangeably with the name Blattodea .