Bart JM a , Piarroux R a , Dia L b , Benchikh-Elfegoun MC c , Vuitton DA a , Bardonnet K a . a SERF, Parasitology, BESANCON, France , b National Centre of veterinary study, Parasitology, Nouakchott, Mauritania , c University of Mentouri, Parasitology, Constantine, Algeria Purpose: