Simplify the following text for a Grade 11 native English-speaking person.
Original: The term `` gribble '' was originally assigned to the wood-boring species , especially the first species described from Norway by Jens Rathke in 1799 , Limnoria lignorum .
Simplified: The term gribble was originally used for the wood-boring species , especially the first species described from Norway by Rathke in 1799 , Limnoria lignorum .