After Chiappe, Norell & Clark, 1998

<==o †Alvarezsauridae Bonaparte, 1991 [incl. Parvicursoridae  Karhu & Rautian, 1996] (alvarezsaurs, alvarezsaurit)
   |-- †Alvarezsaurus calvoi Bonaparte, 1991 [Alvarezsaurinae Bonaparte, 1991 sensu Chiappe, Norell & Clark, 1998]
   `--+-- †Patagonykus puertai Novas, 1996 [Patagonykinae]
      `--o †Parvicursorinae Karhu & Rautian, 1996 [Parvicursoridae Rautian & Karhu, 1996; Mononykinae Chiappe, Norell & Clark, 1998]
         |?- †Avimimus portentosus Kurzanov, 1981 [Avimimidae Kurzanov, 1981] [usually been associated with oviraptors [Oviraptoromorpha]]
         |?- †"Ornithomimus" minutus Marsh, 1892b sensu Holtz, 1994
         |?- †Alvarezsauridae genera et species indet. [UCMP 154584] [U. Cret. NA., Hell Creek Formation] [Hutchinson & Chiappe, 1998]
         |-- †Mononykus olecranus (Perle et al., 1993a) Perle et al., 1993b [Mononychus olecranus Perle et al., 1993a]
         |-- †Shuvuuia deserti Chiappe, Norrell & Clark, 1998
         `-- †Parvicursor remortus Karhu & Rautian, 1996

Note:

For some reason Chiappe, et al. (2002) translittered Dr. Karhu as "Karkhu".

Reference(s):