MetaltellaMetaltella is a genus of South American intertidal spiders first described by Cândido Firmino de Mello-Leitão in 1931. One species, Metaltella simoni, has been introduced to North America.Speciesit contains six species:Metaltella arcoiris – ChileMetaltella iheringi – Brazil, ArgentinaMetaltella imitans – ArgentinaMetaltella rorulenta – Peru, Chile, ArgentinaMetaltella simoni – Brazil, Uruguay, Argentina. Introduced to USA, CanadaMetaltella tigrina – Argentina