Metatibal spurs each with apex finely emarginate (Aciliini), further, elytron densely punctate but punctures fine and inconspiciuous, AND mesofemur with hind margin setae longer than width of femur(3)
New World, mainly warm temperate to tropical; T. basilaris strays as far north as so. ON(2)
Mostly in ponds, both permanent and vernal; 2 spp. in desert streams; come to lights(2)
adults reported to overwinter on land, breeding occurs in late spring to early summer, larva develop and mature quickly over the summer, especially in desert regions(2). Newly emerged adults disperse to overwintering sites in late summer and into the fall.
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