Classification of Wood 1962

Fm. †Ischyromyidae Alston 1876
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G. †Franimys Wood 1962
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Franimys amherstensis Wood 1962
Franimys buccatus Cope 1877
G. †Lophiparamys Wood 1962
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Lophiparamys murinus Matthew 1918
G. †Tapomys Wood 1962
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Tapomys tapensis Wilson 1940
G. †Ischyrotomus Matthew 1910
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Ischyrotomus compressidens Peterson 1919
Ischyrotomus oweni Wood 1962
Ischyrotomus petersoni Matthew 1910
Ischyrotomus superbus Osborn et al. 1878
G. †Leptotomus Matthew 1910
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Leptotomus costilloi Wood 1962
Leptotomus grandis Wood 1962
Leptotomus leptodus Cope 1873
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Invalid names: Paramys grangeri Matthew 1910 [synonym]
Leptotomus loomisi Wood 1962
Leptotomus mytonensis Wood 1962
Leptotomus sciuroides Scott and Osborn 1887
G. †Microparamys Wood 1959
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Microparamys minutus Wilson 1937
Microparamys tricus Wilson 1940
Microparamys wilsoni Wood 1962
G. †Mytonomys Wood 1956
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Mytonomys burkei Wilson 1940
Mytonomys robustus Peterson 1919
G. †Paramys Leidy 1871
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Paramys delicatior Leidy 1871
Paramys francesi Wood 1962
Paramys huerfanensis Wood 1962
Paramys wortmani Wood 1962
G. †Thisbemys Wood 1959
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Thisbemys medius Peterson 1919
Thisbemys nini Wood 1962
Thisbemys perditus Wood 1962
Thisbemys plicatus Wood 1962
Thisbemys uintensis Osborn 1895
G. †Prosciurus Matthew 1903
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Prosciurus relictus Cope 1873
Fm. †Reithroparamyidae Wood 1962
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G. †Uriscus Wood 1962
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Uriscus californicus Wood 1962
G. †Reithroparamys Matthew 1920
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Reithroparamys atwateri Loomis 1907
Reithroparamys gidleyi Peterson 1919
G. †Cedromus Wilson 1949
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Cedromus jeffersoni Douglass 1902
Paramys copei Loomis 1907
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Invalid names: Paramys bicuspis Loomis 1907 [synonym], Paramys major Loomis 1907 [synonym], Paramys primaevus Loomis 1907 [synonym], Paramys quadratus Loomis 1907 [synonym]
Fm. †Paramyidae Miller and Gidley 1918
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Subfm. †Manitshinae Simpson
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G. †Pseudotomus Cope 1872
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Pseudotomus hians Cope 1872
Pseudotomus robustus Marsh 1872
Subg. †Sciurus (Prosciurus) Matthew 1903
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