Apusozoa

Superregnum: Eukaryota
Regnum: Protozoa
Subregnum: Sarcomastigota
Phylum: Sulcozoa
Subphylum: Apusozoa
Classes: Apusomonadea - Diphyllatea - Hilomonadea

Ordo: ?Rigifilida

Apusozoa Cavalier-Smith, Arch. Protistenk. 147: 245. 1997, pro zool. subphyl.

• Apusozoa Cavalier-Smith, Inter. J. Syst. Evol. Microbiol. 52: 326. 2002, pro zool. phyl.
• Hemimastigophora W.Foissner, Blatterer & I. Foissner, J. Eukar. Microbiol. 23: 379. 1988, pro zool. phyl.
• Hemimastigophora Cavalier-Smith, J. Eukar. Microbiol. 40: 614. 1993, pro zool. subphyl.
• Spironematellozoa Doweld, Prosyllabus Tracheoph. lxviii. 2001.

• Cavalier-Smith, T. 1993. The Protozoan phylum Opalozoa. Journal of Eukaryotic Microbiology 40(5): 609–615. DOI: 10.1111/j.1550-7408.1993.tb06117.x Reference page. 
• Cavalier-Smith, T. 2003. The excavate protozoan phyla Metamonada Grassé emend. (Anaeromonadea, Parabasalia, Carpediemonas, Eopharyngia) and Loukozoa emend. (Jakobea, Malawimonas): their evolutionary affinities and new higher taxa. International Journal of Systematic and Evolutionary Microbiology 53: 1741–1758. DOI: 10.1099/ijs.0.02548-0 Reference page. 
• Cavalier-Smith T. 2003. Protist phylogeny and the high-level classification of Protozoa. European Journal of Protistology 39: 338–348. DOI: 10.1078/0932-4739-00002 Reference page. 
• Doweld, A.B. 2001. Prosyllabus Tracheophytorum. Tentamen systematis plantarum vascularium (Tracheophyta) [Prosyllabus Tracheophytorum. Опыт системы сосудистых растений]. LXXX + 110 pp. Moscow: Geos. ISBN 5-89118-283-1. Фундаментальная электронная библиотека «Флора и фауна» DJVU Google Books Reference page. 

For more multimedia, look at Apusozoa on Wikimedia Commons.

• Cavalier-Smith, T. 2003. The excavate protozoan phyla Metamonada Grassé emend. (Anaeromonadea, Parabasalia, Carpediemonas, Eopharyngia) and Loukozoa emend. (Jakobea, Malawimonas): their evolutionary affinities and new higher taxa. International Journal of Systematic and Evolutionary Microbiology 53: 1741–1758. DOI: 10.1099/ijs.0.02548-0 Reference page. 

• Protozoa incertae sedis
  • Phylum Apusozoa Cavalier-Smith 1996/7 stat nov. 2003 emend.
    • Class 1. Diphyllatea classis nov.
      • Order Diphylleida Cavalier-Smith 1993 (Diphylleia, Collodictyon)
    • Class 2. Thecomonadea Cavalier-Smith 1993 stat. nov. 1995
      • Order 1. Apusomonadida Karpov & Mylnikov 1989 (Amastigomonas, Apusomonas)
      • Order 2. Ancyromonadida Cavalier-Smith 1998 (Ancyromonas)
      • Order 3. Hemimastigida Foissner, Blatterer & Foissner 1988 (e.g. Hemimastix, Spironema)

Cavalier-Smith, T. (2013). Early evolution of eukaryote feeding modes, cell structural diversity, and classification of the protozoan phyla Loukozoa, Sulcozoa, and Choanozoa. Eur. J. Protistol. 49: 115–178, [1].

Kingdom Protozoa

• Phylum Sulcozoa
  • Subphylum 1. Apusozoa Cavalier-Smith, 1997 em.
    • Class 1. Thecomonadea Cavalier-Smith, 1993 (as subclass; stat. n. 1995) em.
      • Order Apusomonadida Karpov and Mylnikov, 1989
        • Family Apusomonadidae Karpov and Mylnikov, 1989 (Amastigomonas, Apusomonas, Manchomonas, Multimonas, Podomonas, Thecamonas)
    • Class 2. Breviatea Cavalier-Smith in Cavalier-Smith et al. (2004)
      • Order Breviatida Cavalier-Smith, 2004
        • Family Breviatidae fam. n. Type genus Breviata (Walker et al., 2006), other genus Subulatomonas (Katz et al., 2011)
  • Subphylum 2. Varisulca subphyl. n.