<==o ARCHONTA
   |-- SCANDENTIA (puupäästäiset)
   `--o VOLITANTIA
      |?- MICROCHIROPTERA (pienlepakot)
      `--o PRIMATOMORPHA (kädellistensukuiset)
         |?-o †Purgatorius
         |  |-- †P. unio
         |  `?- †P. ceratops
         `--+-- †PLESIADAPIFORMES
            `--+-- DERMOPTERA [+ Megachiroptera] (keguaanit ja suurlepakot)
               `-- PRIMATES (kädelliset; apes & lemurs)


Reference(s):

   Carroll, R. L., 1988: Vertebrate paleontology and evolution.
--W. H. Freeman and company, New York, 1988. 698.

    Carroll, R. L., 1988: Appendix. 594-648.
in Carroll, R. L., 1988: Vertebrate paleontology and evolution.
--W. H. Freeman and company, New York. 1988.

    McKenna, M. C. and Bell, S. K., eds., 1997: Classification of mammals; above the species level.
--Columbia University Press, New York, 1997.

    Nowak, R. M., 1991: Walker's Mammals of the World; Part 1.
--The Johns Hopkins University Press, Baltimore and London, 1991. xlviii-642-lxiii.

    Nowak, R. M., 1991: Walker's mammals of the World; Part 2.
--The Johns Hopkins University Press, Baltimore and London, 1991. xii-643-1629.

    Pettigrew, J. D., Jamieson, B. G. M., Robson, S. K., Hall, L. S., McAnally, K. I., & Cooper, H. M., 1989:
Phylogenetic relations between microbats, megabats and primates (Mammalia: Chiroptera and Primates).
--Philosphical Transactions of the Royal Society of London: Biological series, Vol. 325, pp. 489-559