Subject: Mating Fungus Gnats, Family Mycetophilidae, Rondaniella dimidiata

Location: Upshur County, West Virginia

Stock Number: 06-31010

Comment: The length of each of these diminutive fungus gnats is a mere 4.5 mm, or 0.18 inches.

One notable trait of fungus gnats is the stout bristles on the legs.