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| Margined calligrapher (Toxomerus marginatus) female (eyes don't touch). dark ones developed in cold weather |
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| margined calligrapher, male (eyes holoptic, touching) "back" (scutellum) of margined calligraphers is not striped. |
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| margined calligraphers mating, pale ones developed in hot weather. |
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| eastern calligrapher (Toxomerus geminatus) |
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| eastern calligrapher (Toxomerus geminatus) |
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| common drone fly (Eristalis tenax) |
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| common drone fly |
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| transverse flower fly (Eristalis transversa) |
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| Maize calligrapher (Toxomerus politus) |
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| Black shouldered drone fly (Eristalis dimidiata) |
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| Narrow-headed marsh fly (Helophilus fasciatus) |
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| thick legged hover fly (Syritta pipiens) |
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| eastern hornet fly (Spilomyia longicornis) |
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| Palpada furcata |
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