Hexarthrius is a genus of large stag beetles. It includes the following species: \n* Hexarthrius aduncus Jordan & Rothschild, 1894 \n* Hexarthrius andreasi Schenk, 2003 \n* Hexarthrius bowringii Parry, 1862 \n* Hexarthrius buquettii (Hope, 1843) \n* Hexarthrius davisoni Waterhouse, 1888 \n* Hexarthrius forsteri (Hope, 1840) \n* Hexarthrius howdeni De Lisle, 1972 \n* Hexarthrius kirchneri Schenk, 2003 \n* Hexarthrius mandibularis Deyrolle, 1881 \n* Hexarthrius melchioritis Séguy, 1954 \n* Hexarthrius mniszechi (Thomson, 1857) \n* Hexarthrius nigritus Lacroix, 1990 \n* Hexarthrius parryi Hope, 1842 \n* Hexarthrius rhinoceros (Olivier, 1789) \n* Hexarthrius vitalisi Didier, 1925