** ?Aepyornis intermedius
** Aepyornis medius Milne-Edwards & Grandidier, 1866
** Vorombe titan (Andrews 1894) Hansford & Turvey 2018,

The nominate species Aepyornis titan Andrews, 1894, was placed in the separate genus Vorombe by Hansford and Turvey (2018), with A. ingens a synonym of titan. Aepyornis grandidieri Rowley, 1867 is an ootaxon