ctenocephalides felis(n = noun.animal) cat flea - flea that breeds chiefly on cats and dogs and rats;
is a kind of flea
is a member of ctenocephalides, genus ctenocephalides

ctenocephalides, ctenocephalides canis, felis, felis bengalensis, felis catus, felis chaus, felis concolor, felis domesticus, felis manul, felis ocreata, felis onca, felis pardalis, felis serval, felis silvestris, felis tigrina, felis wiedi, felis yagouaroundi, genus ctenocephalides, genus felis