After McKenna & Bell, 1997, and Godfrey & Jungers, 2002

<==o Indrioidea
   |--o †Archaeolemuridae G. Grandidier, 1905
   |  |-- †Hydropithecus stenognathus Lorenz von Liburnau, 1899
   |  `--o †Archaeolemur Filhol, 1895
   |     |-- †A. majori Filhol, 1895
   |     `-- †A. edwardsi Filhol, 1895
   `--+--o †Palaeopropithecidae Tattersall, 1973
      |  |-- †Archaeoindris fontoynonti Standing, 1909
      |  |-- †Babakotia radofilai Godfrey et al., 1990
      |  `--o †Palaeopropithecus G. Grandidier, 1899
      |     |-- †P. ingens G. Grandidier, 1899
      |     |-- †P. maximus Standing, 1903
      |     `-- †P. sp. [Godfrey & Jungers, 2002]
      `--o Indriidae (indrit)
         |-- Indri indri (indri, babakoto)
         `--+--o Avahi laniger (villaindri, villamaki, avahi)
            |  |-- A. l. laniger (I Madagaskar)
            |  `-- A. l. occidentalis (L Madagaskar)
            `--+--o †Mesopropithecus Standing, 1905 [are palaeopropithecids?? (Godfrey & Jungers, 2002)]
               |  |-- †M. pithecoides Standing, 1905
               |  |-- †M. globiceps Lamberton, 1936
               |  `-- †M. dolichobrachion Simons et al., 1995
               `--o Propithecus (sifakat)
                  |--o P. verreauxi (lakkisifaka)
                  |  |-- P. v. verreauxi
                  |  |-- P. v. coquereli ((vaaleanruskeita laikkuja))
                  |  |-- P. v. coronatus
                  |  `-- P. v. deckenii ((musta "lakki" puuttuu))
                  |--o P. diadema ((5 subsp.))
                  |  |-- P. d. diadema
                  |  |-- P. d. candidus
                  |  |-- P. d. perrieri
                  |  |-- P. d. sp.1
                  |  `-- P. d. sp.2
                  `-- P. tattersalli (kruunusifaka)

Reference(s):