One group, Stylonichia, may have lost the namesake feature of this phylum through fusion into cirri.  
One group, Stylonichia, may have lost the namesake feature of this phylum through fusion into cirri.  However, they still retain the characteristically strong network of sub- membrane microtubules. One of their unique features is their possession of a macronucleus and several micronuclei in each cell, which allows mixing of genetic material even though they reproduce by binary fission. For ten points, what is this subcategory of alveolata with namesake hair-like appendages for locomotion that are shorter than flagella?
One group, Stylonichia, may have lost the namesake feature of this phylum through fusion into cirri.  
Ciliates or Ciliophora