Mastogenius is a genus of beetles in the family Buprestidae, containing the following species: \n* Mastogenius aeneus Kerremans, 1897 \n* Mastogenius aliciae Westcott, 2005 \n* Mastogenius arizonicus Bellamy, 2002 \n* Mastogenius barrigai Moore, 1994 \n* Mastogenius castlei Champlain & Knull, 1922 \n* Mastogenius cedralensis Manley, 1987 \n* Mastogenius changonensis Manley, 1986 \n* Mastogenius coyolensis Manley, 1987 \n* Mastogenius crenulatus Knull, 1934 \n* Mastogenius cuneaticollis Van Dyke, 1953 \n* Mastogenius cyanelytron Westcott, 2008 \n* Mastogenius cyaneous Fisher, 1922 \n* Mastogenius elinarae Manley, 1986 \n* Mastogenius eruleus Obenberger, 1939 \n* Mastogenius galapagoensis Van Dyke, 1953 \n* Mastogenius guayasensis Manley, 1986 \n* Mastogenius guayllabambensis MacRae, 2003 \n*