A new species of fungus gnat discovered near Limantour Road in the Point Reyes National Seashore might be part of the genus Megophthalmidia, which contained just a single species until a scientist for the California Department of Food and Agriculture announced the discovery of it and seven others this month. The brown, fuzzy body of the gnat Peter Kerr found in the seashore, M. saskia, is just three millimeters long, about the same length as…