Classification of Damgaard 2008
Infraor. Gerromorpha Popov 1971 [semi-aquatic bug]
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Fm. Gerridae Leach 1815 [water strider]
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G. †Cretogerris Perrichot et al. 2005
G. †Cylindrobates Wappler and Andersen 2004
Subfm. Gerrinae Leach 1815
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G. Aquarius Schellenberg 1800
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G. †Electrogerris Andersen 2000
G. Limnoporus Stal 1868
G. †Palaeogerris Andersen 1998
G. †Telmatrechus Scudder 1890
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†Telmatrechus defunctus Handlirsch 1910
†Telmatrechus stali Scudder 1879
G. †Lutetiabates Wappler and Andersen 2004
Fm. Hebridae Amyot and Audinet-Serville 1843 [velvet water bug]
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Fm. Hydrometridae Billberg 1820 [marsh treader]
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Subfm. Hydrometrinae Billberg 1820
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G. †Cretaceometra Nel and Popov 2000
G. †Eocenometra Andersen 1982
G. †Incertametra Perez Goodwyn 2002
G. †Limnacis Germar 1856
G. †Metrocephala Popov 1996
G. †Palaeometra Andersen 1998
G. †Protobacillometra Nel and Paicheler 1993
Fm. Veliidae Amyot and Audinet-Serville 1843 [riffle bug]
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G. †Stenovelia Scudder 1890
Subfm. Veliinae Amyot and Audinet-Serville 1843
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G. †Balticovelia Andersen 2000
G. †Electrovelia Andersen 1998