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| Kingdom Animalia |
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Allobracon Gahan, 1915 – valid
|
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Opius americanus Gahan, 1915 – valid
|
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Opius apicalis Gahan, 1915 – valid
|
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Opius brunneitarsis Gahan, 1915 – valid
|
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Opius cincticornis Gahan, 1915 – valid
|
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Opius coloradensis Gahan, 1915 – valid
|
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Opius crassiceps Gahan, 1915 – valid
|
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Opius ehrhorni Gahan, 1915 – valid
|
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Opius flavipes Gahan, 1915 – valid
|
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Opius gracillariae Gahan, 1915 – valid
|
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Opius mandibularis Gahan, 1915 – valid
|
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Opius rufocinctus Gahan, 1915 – valid
|
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Opius striativentris Gahan, 1915 – valid |
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