Mastigophora in that division is transverse instead of longitudinal.    From Wordnik.com.  [Marine Protozoa from Woods Hole Bulletin of the United States Fish Commission 21:415-468, 1901] Reference

Flagellated forms are also found in similar localities, but on the Surface of the sea as well; hence the number described in these pages is probably only a small proportion of the total number of Mastigophora in this region.    From Wordnik.com.  [Marine Protozoa from Woods Hole Bulletin of the United States Fish Commission 21:415-468, 1901] Reference

Mastigophora, 20.    From Wordnik.com.  [Insects and Diseases A Popular Account of the Way in Which Insects may Spread or Cause some of our Common Diseases] Reference

Mastigophora – the flagellates, e.g.    From Wordnik.com.  [Parasite] Reference