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Diptera diversity: (a) Tipula (Yamatotipula) tricolor group (Tipulidae) larva, Iowa; (b) Ptychoptera townesi (Ptychopteridae) larvae, Oregon; (c) Bibiocephala grandis (Blephariceridae) larva, Oregon; (d) Deuterophlebia vernalis (Deuterophlebiidae) larva, Washington; (e) Eristalis (Syrphidae) larva, Iowa; (f) Aedes aegypti (Culicidae) pupae, laboratory colony; (g) Setacera (Ephydridae) puparium, Iowa; (h) Ephydra (Ephydridae) adults, Great Salt Lake, Utah. All figures © G.W. Courtney.
