Speckled Dun - Callibaetis pictus | SocalFauna.net

Long Beach. Female
© Chris Mallory

Speckled Dun (Callibaetis pictus)

Arthropoda > Insecta > Ephemeroptera > Baetidae

Common and widely recorded throughout California through much of the year (excluding winter). Note the w-shaped marking on the 6th abdominal tergite of the male.

1. M. D. Meyer and W. P. McCafferty. Mayflies (Ephemeroptera) of the Far Western United States. Part 3: California (2008)

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