After McKenna & Bell, 1997, and Gunnell et al., 2003

Alternative view after Wilson, 1996 [families only]

Family-level taxonomy

<==o Microchiroptera Dobson, 1875 (pienlepakot)
   |?- †Ageina
   |?- †Chadronycteris
   |?- †Alastorius
   |-- †Onychonycteris finneyi Simmons, Seymour, Habersetzer & Gunnell, 2008; L.Eoc. WNAm.
   `--+--o †Archaeonycteridae [Icaronycteridae]
      |  |?- †Australonycteris clarkae Hand, Novacek, Godthelp & Archer, 1994; L. Eoc. Aust.
      |  |-- †Archaeonycteris trigonodon
      |  `-- †Icaronycteris index
      `--+-- †Hassianycteris Habersetzer & Storch, 1987 [Hassianycterididae]
         |-- †Tanzanycteris mannardi Gunnell, et al., 2003 [Tanzanycterididae Gunnell, et al., 2003]
         `--+--o †Palaeochiropterygidae
            |  |--o †Palaeochiropteryx
            |  |  |-- †P. spiegeli
            |  |  `-- †P. tupaiodon
            |  `--+-- †Matthesia Smith & Storch, 1981
            |     `-- †Cecilionycteris prisca Sigé & Russell, 1980
            `--+-- Emballonuridae (hautalepakot) [Emballonuroidea]
               `--+-- Yinochiroptera
                  `-- Yangochiroptera

Reference(s):