<Li> Phylum Miozoa Cavalier - Smith 1987 <Ul> <Li> Subphylum Colponemidia Tikhonenkov, Mylnikov & Keeling 2013 <Ul> <Li> Class Colponemea Cavalier - Smith 1993 </Li> </Ul> </Li> <Li> Subphylum Acavomonadia Tikhonenkov et al. 2014 <Ul> <Li> Class Acavomonadea Tikhonenkov et al. 2014 </Li> </Ul> </Li> <Li> Subphylum Myzozoa Cavalier - Smith 2004 <Ul> <Li> Infraphylum Apicomplexa Levine 1970 emend . Adl et al. 2005 <Ul> <Li> Order? Vitrellida Cavalier - Smith 2017 </Li> <Li> Class? Myzomonadea Cavalier - Smith & Chao 2004 sensu Ruggiero et al. 2015 </Li> <Li> Class Chromerea </Li> <Li> Order Colpodellida Patterson & Zölffel 1991 (Spiromonadida Krylov & Mylnikov 1986) </Li> <Li> Superclass Sporozoa Leuckart 1879 stat . nov . Cavalier - Smith 2013 (Gamontozoa) <Ul> <Li> Class Blastogregarinida Chatton & Villeneuve 1936 (Blastogregarinina; Blastogregarinorina Chatton & Villeneuve 1936) </Li> <Li> Class Paragregarea Cavalier - Smith 2014 </Li> <Li> Class Gregarinomorphea Grassé 1953 </Li> <Li> Class Coccidiomorphea Doflein 1901 </Li> </Ul> </Li> </Ul> </Li> <Li> Infraphylum Dinozoa Cavalier - Smith 1981 emend. 2003 <Ul> <Li> Order? Acrocoelida Cavalier - Smith & Chao 2004 </Li> <Li> Order? Rastromonadida Cavalier - Smith & Chao 2004 </Li> <Li> Class Squirmidea Norén 1999 stat . nov . Cavalier - Smith 2014 </Li> <Li> Superclass Perkinsozoa Norén et al. 1999 s.s. <Ul> <Li> Class Perkinsea Levine 1978 (Perkinsasida Levine 1978) </Li> </Ul> </Li> <Li> Superclass Dinoflagellata Butschli 1885 stat . nov . Cavalier - Smith 1999 sensu Cavalier - Smith 2013 (Dinozoa Cavalier - Smith 1981) <Ul> <Li> Class Pronoctilucea </Li> <Li> Class Ellobiopsea Cavalier - Smith 1993 (Ellobiophyceae Loeblich III 1970; Ellobiopsida Whisler 1990) </Li> <Li> Class Myzodinea Cavalier - Smith 2017 </Li> <Li> Class Oxyrrhea Cavalier - Smith 1987 </Li> <Li> Class Syndinea Chatton 1920 s.l. (Syndiniophyceae Loeblich III 1970 s.s.; Syndina Cavalier - Smith) </Li> <Li> Class Endodinea Cavalier - Smith 2017 </Li> <Li> Class Noctiluciphyceae Fensome et al. 1993 (Noctilucae Haeckel 1866; Noctilucea Haeckel 1866 stat . nov.; Cystoflagellata Haeckel 1873 stat . nov . Butschli 1887) </Li> <Li> Class Dinophyceae Pascher 1914 (Peridinea Ehrenberg 1830 stat . nov . Wettstein) </Li> </Ul> </Li> </Ul> </Li> </Ul> </Li> </Ul> </Li> <Ul> <Li> Subphylum Colponemidia Tikhonenkov, Mylnikov & Keeling 2013 <Ul> <Li> Class Colponemea Cavalier - Smith 1993 </Li> </Ul> </Li> <Li> Subphylum Acavomonadia Tikhonenkov et al. 2014 <Ul> <Li> Class Acavomonadea Tikhonenkov et al. 2014 </Li> </Ul> </Li> <Li> Subphylum Myzozoa Cavalier - Smith 2004 <Ul> <Li> Infraphylum Apicomplexa Levine 1970 emend . Adl et al. 2005 <Ul> <Li> Order? Vitrellida Cavalier - Smith 2017 </Li> <Li> Class? Myzomonadea Cavalier - Smith & Chao 2004 sensu Ruggiero et al. 2015 </Li> <Li> Class Chromerea </Li> <Li> Order Colpodellida Patterson & Zölffel 1991 (Spiromonadida Krylov & Mylnikov 1986) </Li> <Li> Superclass Sporozoa Leuckart 1879 stat . nov . Cavalier - Smith 2013 (Gamontozoa) <Ul> <Li> Class Blastogregarinida Chatton & Villeneuve 1936 (Blastogregarinina; Blastogregarinorina Chatton & Villeneuve 1936) </Li> <Li> Class Paragregarea Cavalier - Smith 2014 </Li> <Li> Class Gregarinomorphea Grassé 1953 </Li> <Li> Class Coccidiomorphea Doflein 1901 </Li> </Ul> </Li> </Ul> </Li> <Li> Infraphylum Dinozoa Cavalier - Smith 1981 emend. 2003 <Ul> <Li> Order? Acrocoelida Cavalier - Smith & Chao 2004 </Li> <Li> Order? Rastromonadida Cavalier - Smith & Chao 2004 </Li> <Li> Class Squirmidea Norén 1999 stat . nov . Cavalier - Smith 2014 </Li> <Li> Superclass Perkinsozoa Norén et al. 1999 s.s. <Ul> <Li> Class Perkinsea Levine 1978 (Perkinsasida Levine 1978) </Li> </Ul> </Li> <Li> Superclass Dinoflagellata Butschli 1885 stat . nov . Cavalier - Smith 1999 sensu Cavalier - Smith 2013 (Dinozoa Cavalier - Smith 1981) <Ul> <Li> Class Pronoctilucea </Li> <Li> Class Ellobiopsea Cavalier - Smith 1993 (Ellobiophyceae Loeblich III 1970; Ellobiopsida Whisler 1990) </Li> <Li> Class Myzodinea Cavalier - Smith 2017 </Li> <Li> Class Oxyrrhea Cavalier - Smith 1987 </Li> <Li> Class Syndinea Chatton 1920 s.l. (Syndiniophyceae Loeblich III 1970 s.s.; Syndina Cavalier - Smith) </Li> <Li> Class Endodinea Cavalier - Smith 2017 </Li> <Li> Class Noctiluciphyceae Fensome et al. 1993 (Noctilucae Haeckel 1866; Noctilucea Haeckel 1866 stat . nov.; Cystoflagellata Haeckel 1873 stat . nov . Butschli 1887) </Li> <Li> Class Dinophyceae Pascher 1914 (Peridinea Ehrenberg 1830 stat . nov . Wettstein) </Li> </Ul> </Li> </Ul> </Li> </Ul> </Li> </Ul> <Li> Subphylum Colponemidia Tikhonenkov, Mylnikov & Keeling 2013 <Ul> <Li> Class Colponemea Cavalier - Smith 1993 </Li> </Ul> </Li> <Ul> <Li> Class Colponemea Cavalier - Smith 1993 </Li> </Ul>

A notable characteristic of members of the apicomplexan group of protists is the