Classification of Parkhaev 2002
Ph. Mollusca Linnaeus 1758 [mollusk]
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Invalid names: Khairkhaniiformes Parkhaev 2002 [empty]
Fm. †Onychochilidae Koken and Perner 1925
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G. †Beshtashella Missarzhevsky and Mambetov 1981
Fm. †Pelagiellidae Knight 1952
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G. †Costipelagiella Horný 1964
G. †Pelagiella Matthew 1895
G. †Tannuspira Missarzhevsky 1989
G. †Tianzhushanospira Yü 1979
Or. †Helcionelliformes Golikov and Starobogatov 1975
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Superfm. †Helcionelloidea Wenz 1938
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Fm. †Coreospiridae Knight 1952
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G. †Cambroconus Yu 1981
G. †Cambrospira Yü 1979
G. †Chabaktiella Missarzhevsky and Mambetov 1981
G. †Coreospira Saito 1936
G. †Gibbaspira He 1984
G. †Hubeispira Yu 1981
G. †Kutanjia Kruse 1991
G. †Latouchella Cobbold 1921
G. †Oelandiella Vostokova 1962
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†Oelandiella eximia Yü 1979
Invalid names: Archaeospira Yü 1979 [synonym], Yangtzespira Yü 1979 [synonym]
G. †Tichkaella Geyer 1986
G. †Uncinaspira He 1984
Fm. †Helcionellidae Wenz 1938
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G. †Anhuiconus Zhou and Xiao 1984
G. †Asperconella Landing and Bartowski 1996
G. †Emarginoconus Yü 1979
G. †Hampilina Kobayashi 1958
G. †Helcionella Grabau and Shimer 1909
G. †Igorella Rozanov et al. 1969
G. †Igorellina Missarzhevsky 1989
G. †Ilsanella Missarzhevsky 1981
G. †Lenoconus Vassiljeva 1990
G. †Marocella Geyer 1986
G. †Obtusoconus Yü 1979
G. †Pararaconus Bengtson et al. 1990
G. †Paucella Vassiljeva 1990
G. †Pseudopatella Esakova and Zhegallo 1996
G. †Randomia Matthew 1899
G. †Scenella Billings 1872
G. †Securiconus Jiang 1980
G. †Tannuella Rozanov et al. 1969
Fm. †Igarkiellidae Parkhaev 2002
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G. †Mastakhella Missarzhevsky 1989
G. †Protoconus Yü 1979
G. †Rozanoviella Missarzhevsky 1980
G. †Squamiconus Vassiljeva 1990
Superfm. †Yochelcionelloidea Runnegar and Jell 1976
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Fm. †Stenothecidae Runnegar and Jell 1980
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Invalid names: Stenothecinae Runnegar and Jell 1980 [empty], Watsonellinae Parkhaev 2002 [empty]
Fm. †Trenellidae Parkhaev 2001
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G. †Mackinnonia Bengtson et al. 1990
G. †Oelandia Westergård 1936
G. †Parailsanella Voronova et al. 1987
G. †Prosinuites Poulsen 1967
G. †Trenella Parkhaev 2001
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†Trenella accordionata Runnegar and Jell 1976
†Trenella comma Geyer 1986
†Trenella holmdalense Peel 1988
†Trenella merino Runnegar and Jell 1976
†Trenella pearylandica Peel 1988
†Trenella terraustralis Runnegar and Jell 1976
G. †Udzhella Vassiljeva 1990
G. †Xianfengella He and Yang 1982
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Invalid names: Obscurella Vassiljeva 1990 [synonym], Rugaeconus Vassiljeva 1990 [synonym]
Fm. †Yochelcionellidae Runnegar and Jell 1976
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G. †Enigmaconus MacKinnon 1985
G. †Eotebenna Runnegar and Jell 1976
G. †Yochelcionella Runnegar and Pojeta 1974
Fm. †Aldanellidae Linsley and Kier 1984
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G. †Aldanella Vostokova 1962
G. †Nomgoliella Missarzhevsky 1980
G. †Paraaldanella Golubev 1976