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Mayflies of the United States

Mayflies of Mason County, Illinois

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Species denoted with an asterisk (*) are unconfirmed or dubious records.

Baetidae

• No Common Name -- (Baetis brunneicolor)
• No Common Name -- (Callibaetis ferrugineus ferrugineus)
• No Common Name -- (Callibaetis fluctuans)
• No Common Name -- (Callibaetis skokianus)

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Baetiscidae

• No Common Name -- (Baetisca lacustris)
• No Common Name -- (Baetisca obesa)

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Caenidae

• No Common Name -- (Caenis amica)
• No Common Name -- (Caenis latipennis)

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Ephemerellidae

• No Common Name -- (Eurylophella lutulenta)
• No Common Name -- (Eurylophella temporalis)

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Ephemeridae

• No Common Name -- (Hexagenia bilineata)
• No Common Name -- (Hexagenia limbata)
• No Common Name -- (Pentagenia vittigera)

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Heptageniidae

• No Common Name -- (Heptagenia diabasia)
• No Common Name -- (Heptagenia flavescens)
• No Common Name -- (Leucrocuta maculipennis)
• No Common Name -- (Macdunnoa persimplex)
• No Common Name -- (Stenacron interpunctatum)
• No Common Name -- (Stenonema pulchellum)
• No Common Name -- (Stenonema terminatum terminatum)

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Isonychiidae

• No Common Name -- (Isonychia sicca)

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Leptophlebiidae

• No Common Name -- (Leptophlebia nebulosa)

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Metretopodidae

• No Common Name -- (Siphloplecton interlineatum)

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Polymitarcyidae

• No Common Name -- (Ephoron leukon)
• No Common Name -- (Tortopus primus)

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Potamanthidae

• No Common Name -- (Anthopotamus verticis)

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