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| Kingdom Animalia |
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Contacyphon Des Gozis, 1886 -- valid |
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Cyphon americanus Pic, 1913 -- invalid |
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Cyphon brevicollis (LeConte, 1866) -- invalid |
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Cyphon coarctatus Paykull, 1799 -- invalid |
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Cyphon concinnus (LeConte, 1853) -- invalid |
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Cyphon cooperi Schaeffer, 1931 -- invalid |
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Cyphon exiguus Horn, 1880 -- invalid |
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Cyphon obscurus (Guérin-Méneville, 1843) -- invalid |
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Cyphon padi (Linnaeus, 1758) -- invalid |
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Cyphon perplexus Blatchley, 1914 -- invalid |
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Cyphon robustus LeConte, 1875 -- invalid |
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Cyphon ruficollis (Say, 1825) -- invalid |
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Cyphon variabilis (Thunberg, 1785) -- invalid |
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Helodidae -- invalid -- marsh beetles |
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Ora discoidea Champion, 1897 -- valid |
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Ora troberti (Guérin-Méneville, 1861) -- valid |
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Prionoscirtes Champion, 1897 -- valid |
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Prionoscirtes dilaticornis Champion, 1897 -- valid |
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Scirtes californicus Motschulsky, 1845 -- valid |
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Scirtes championi Picado, 1913 -- valid |
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Scirtes humeralis Horn, 1895 -- valid |
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Scirtes ovalis Blatchley, 1924 -- valid |
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Scirtes piceolus Blatchley, 1924 -- valid |
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