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Genus: Arctoptychites Archipov & al., 1974 † (DB: 3 SP)
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Arctoptychites euglyphus
(Mojsisovics, 1886 †) (FOSSIL)
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Ptychites latifrons Mojsisovics, 1886 † =» Arctoptychites euglyphus
(Mojsisovics, 1886 †)
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Ptychites lundgreni Mojsisovics, 1886 † =» Arctoptychites euglyphus
(Mojsisovics, 1886 †)
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Ptychites nordenskjoldi Mojsisovics, 1886 † =» Arctoptychites euglyphus
(Mojsisovics, 1886 †)
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Arctoptychites kruzini
Bytschkov, 1976 † (FOSSIL)
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Arctoptychites lingulatus
Tozer, 1994 † (FOSSIL)
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Genus: Aristoptychites Diener , 1916 † (DB: 1 SP)
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Aristoptychites kolymensis
Kiparisova, 1937 † (FOSSIL)
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Genus: Eosturia Bando & Ehiro, 1982 † (DB: 1 SP)
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Eosturia towaensis
Bando & Ehiro, 1982 † (FOSSIL)
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Genus: Flexoptychites Spath , 1951 † (DB: 5 SP)
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Flexoptychites acutus
(Mojsisovic, 1882 †) (FOSSIL)
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Flexoptychites angustoumbilicatus
(Bockh, 1873 †) (FOSSIL)
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Flexoptychites bugunzhensis
Shevyrev, 1968 † (FOSSIL)
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Flexoptychites flexuosus
(Mojsisovic, 1882 †) (FOSSIL)
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Flexoptychites matsushimaensis
Bando, 1964 † (FOSSIL)
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Genus: Istreites Simionescu , 1913 † (DB: 1 SP)
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Istreites nanuk
Tozer, 1961 † (FOSSIL)
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Genus: Lanceoptychites Balini , 1998 † (DB: 4 SP)
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Lanceoptychites charlyanus
(Diener, 1900 †) (FOSSIL)
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Lanceoptychites indistinctus
(Mojsisovic, 1882 †) (FOSSIL)
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Lanceoptychites styx
Balini, 1998 † (FOSSIL)
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Lanceoptychites velox
Balini, 1998 † (FOSSIL)
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Genus: Malletoptychites Diener , 1916 † (DB: 1 SP)
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Malletoptychites kotschetkovi
A.M. Popov, 1961 † (FOSSIL)
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Genus: Ptychites Mojsisovics, 1886 † (DB: 15 SP)
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Ptychites besnosovi
Shevyrev, 1995 † (FOSSIL)
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Ptychites densistriatus
Bucher, 1992 † (FOSSIL)
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Ptychites domatus
Silberling & Tozer, 1968 † (FOSSIL)
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Ptychites evansi
Smith, 1914 † (FOSSIL)
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Ptychites gradinarui
Bucher, 1992 † (FOSSIL)
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Ptychites guloensis
Tozer, 1994 † (FOSSIL)
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Ptychites hamatus
Tozer, 1994 † (FOSSIL)
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Ptychites miyagiensis
Bando, 1964 † (FOSSIL)
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Ptychites nipponicus
Bando, 1964 † (FOSSIL)
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Ptychites oppeli
(Mojsisovic, 1882 †) (FOSSIL)
-
Ptychites opulentus
(Mojsisovics, 1882 †) (FOSSIL)
-
Ptychites pseudoeuglyphus
Konstantinov, 1991 † (FOSSIL)
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Ptychites stachei
(Mojsisovics, 1882 †) (FOSSIL)
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Ptychites trochleaeformis
(Lindstroem, 1865 †) (FOSSIL)
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Ptychites trocheaeformis Lindstroem, 1865 † =» Ptychites trochleaeformis
(Lindstroem, 1865 †)
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Ptychites wrighti
McLearn, 1946 † (FOSSIL)
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