– USA, Canada In synonymy:R. asper (O. Pickard-Cambridge, 1871) = Robertus neglectus (O. Pickard-Cambridge, 1871)R. exortus (Drensky, 1929, T from Agroeca) = Robertus frivaldszkyi (Chyzer, 1894)R. fuscus (Emerton, 1911) = Robertus fuscus (Emerton, 1894)R. grasshoffi Wunderlich, 1973 = Robertus neglectus (O. Pickard-Cambridge, 1871)R. palustris (Banks, 1892) = Robertus laticeps (Keyserling, 1884)R. paradoxus Miller, 1967 = Robertus ungulatus Vogelsanger, 1944R. terrestris (Emerton, 1913) = Robertus frontatus (Banks, 1892)R. umbilicatus Denis, 1961 = Robertus mazaurici'' (Simon, 1901) See also List of Theridiidae species References Araneomorphae genera Spiders of Asia Spiders of North America Taxa named by Octavius Pickard-Cambridge Theridiidae