Let us contemplate the fungus gnat.  These delicate flies that resemble mosquitoes belong to the  Sciaridae, Diadocidiidae, Ditomyiidae, Keroplatidae, Bolitophilidae, and Mycetophilidae families of the order Diptera. Their size, 1/16-1/8 inch long, rarely up to ½ inch for some species, make It difficult to properly identify an individual without appropriate mounting and magnification. The adults...