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BobLewis: Helophilus trivittatus - Trivittate Marsh Fly 16A8206.jpg
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BobLewis: Asemosyrphus polygrammus - Common Sickleleg 16A8131.jpg
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BobLewis: Eristalis namorum - Orange-spined Drone Fly 16A8185.jpg
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BobLewis: Eristalis tenax - Common Drone Fly_16A8232.jpg
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BobLewis: Toxomerus marginatus - Margined Calligrapher 16A8193.jpg