FAMILY Sicariidae Keyserling, 1880 GENUS Loxosceles Heineken & Lowe, 1832 [=Calheirosia Mello-Leitão, 1917] [=Loxoscella Strand, 1906] GENUS Sicarius Walckenaer, 1847 [=Hexomma Karsch, 1878] [=Hexophthalma Karsch, 1879]