In Catalan myth, Dip ([ˈdip]) is an evil, black, hairy dog, an emissary of the Devil, who sucks people's blood. Like other figures associated with demons in Catalan myth, he is lame in one leg. Dip is pictured on the escutcheon of Pratdip.
References
Dip (Catalan myth) Wikipedia(Text) CC BY-SA