90a
(89a). Mesonotal suture (= dorsal
sclerite of mesothorax) transverse, not V-shaped..……............... 91
90b. Mesonotum with an entire V-shaped suture; females with long
sclerotized ovipositor
(Figs.A-C) (larvae are
predators of aquatic or semiaquatic arthropods)
..............................................................................................……...............................(Diptera) Tipulidae
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A B C
D E