The discovery of an overseen pygmy backswimmer in Europe (Heteroptera, Nepomorpha, Pleidae)
Abstract The Pleidae, or pygmy backswimmers, is a family of aquatic bugs (Hemiptera, Heteroptera, Jujutsu Kaisen Nepomorpha) containing four genera.Here, we describe Plea cryptica sp.nov.and redescribe its sister species, Plea minutissima Leach, 1817.Whereas the morphological distinction of these closely related species is only possible for males,