Accroding to...

<==o Plecotini ()?
   |--o Barbastella ()?
   |  |-- B. barbastellus (mopsilepakko)
   |  `-- B. leucomelas (idänmopsilepakko)
   |-- Euderma maculatum (spotted bat)
   |-- Idionycteris phyllotis (allen's big-eared bat)
   `--o Plecotus [Corynorhinus] ()?
      |--o (Plecotus)
      |  |-- P. (P.) auritus (korvayökkö)
      |  |-- P. (P.) teneriffae ()
      |  `-- P. (P.) austriacus (harmaakorvayökkö)
      `--o (Corynorhinus)
         |-- P. (C.) mexicanus ()?
         |-- P. (C.) rafinesquii ()?
         `--o P. (C.) townsendii (amerikankorvayökkö)
            |-- P. (C.) t. townsendii (amerikankorvayökkö)
            |-- P. (C.) t. ingens (missourinkorvayökkö)
            `-- P. (C.) t. virginianus (virginiankorvayökkö)


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, 698.

McKenna, M. C. & 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.