Insect Orders
The Ephemeroptera Order: Mayflies
a.
b.
1a. Green colored; Abdominal gills exposed (Figure a.)
Family: Baetidae
1b. Brown colored; Abdominal gills concealed under modified gills (Figure b.)
Family: Caenidae
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1a. Green colored; Abdominal gills exposed (Figure a.)
1b. Brown colored; Abdominal gills concealed under modified gills (Figure b.)
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