After McKenna & Bell, 1997 and Marivaux, Vianey-Liaud, Welcomme & Jaeger, 2002

<==o Ctenodactyloidea
   |--o †Yuomyidae Dawson, Li & Qi, 1984 sensu Marivaux et al., 2002 [treated as a chapattimyid subfamily by McKenna & Bell (1997)] [taxonomic history]
   |  |-- †Bandaomys zhonghuaensis Tong[Tung] & Dawson, 1995; L.Eoc. As.
   |  |--o †Adventimus Dawson, 1964 [†Advenimus (lapsus calami)] [?incl. †Saykanomys Shevyreva, 1972]
   |  |  |-- †A. burkei
   |  |  `-- †A. bohlini (Dawson, 1964) [†Saykanomys bohlini (Dawson, 1964)]
   |  |-- †Petrokozlovia notos Shevyreva, 1972; L.-M.Eoc. As.
   |  |-- †Yuomys cavioides Li, 1975; M.Eoc. EAs.
   |  |-- †Euboromys grandis (Dashzeveg, 1990) Dashzeveg & McKenna, 1991 [Boromys Dashzeveg, 1990 non Boromys Miller, 1916, a heteropsomyine echimyid]
   |  `--o †Dianomys Wang, 1984; L.Olig. SWAs.
   |     |-- †D. obscuratus
   |     `-- †D. qujingensis
   |-- †Tamquammyidae Shevyreva, 1983 [taxonomic history]
   |--o Diatomyidae Mein & Ginsburg, 1997  [incl. Laonastidae Jenkins, Kilpatrick, Robinson & Timmins, 2005]
   |  |--o †Fallomys Flynn, et al., 1986; L.Mioc. As. [treated as Chapattimyid by McKenna & Bell, 1997]
   |  |  |-- †F. razae Flynn, et al., 1986
   |  |  |-- †F. ladakhensis Nanda & Sahni, 1998
   |  |  |-- †F. ginsburgi Marivaux & Welcomme, 2003
   |  |  `-- †F. quraishyi Marivaux & Welcomme, 2003
   |  `--+?- †Willmus maximus Flynn & Morgan, 2005; U.Mioc. SAs.
   |     |--o †Diatomys Li, 1974; M.Mioc. As. [treated as Anomaloluromorphan by McKenna & Bell, 1997]
   |     |  |-- †D. shantungensis Li, 1974
   |     |  `-- †D. liensis
   |     `-- Laonastes aenigmamus Jenkins, Kilpatrick, Robinson & Timmins, 2005; R. SEAs. (kha-nyou; Laotian rock rat)
   `-- Ctenodactylidae (kampavarvasrotat, gundit)

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