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| Kingdom Animalia |
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Allocapnia illinoensis Frison, 1935 – valid – Illinois Snowfly
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Alloperla delicata Frison, 1935 – valid
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Alloperla fraterna Frison, 1935 – valid
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Alloperla neglecta Frison, 1935 – valid
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Bremus dentatus concinnus Frison, 1935 – invalid
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Bremus dentatus sardus Frison, 1935 – invalid
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Bremus grahami ordinatus Frison, 1935 – invalid
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Bremus ignitus cancellatus Frison, 1935 – invalid
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Bremus metcalfi Frison, 1935 – invalid
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Bremus oculatus crassus Frison, 1935 – invalid
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Bremus orichalceus conjunctus Frison, 1935 – invalid
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Bremus pressus Frison, 1935 – invalid
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Bremus priscus Frison, 1935 – invalid
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Bremus religiosus Frison, 1935 – invalid
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Bremus securus Frison, 1935 – invalid
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Hydroperla Frison, 1935 – invalid
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Hydroperla Frison, 1935 – valid
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Isoperla confusa Frison, 1935 – invalid
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Isoperla conspicua Frison, 1935 – valid
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Isoperla decepta Frison, 1935 – valid
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Isoperla mohri Frison, 1935 – valid
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Isoperla richardsoni Frison, 1935 – valid |
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