Bilyaxia is a genus of beetles in the family Buprestidae, containing the following species: \n* Bilyaxia bruchiana (Obenberger, 1928) \n* Bilyaxia bucki (Cobos, 1956) \n* Bilyaxia cinctipennis (Kerremans, 1913) \n* Bilyaxia concinna (Mannerheim, 1837) \n* Bilyaxia cordillerae (Obenberger, 1928) \n* Bilyaxia cupriceps (Fairmaire & Germain, 1858) \n* Bilyaxia descaprentriesi (Cobos, 1956) \n* Bilyaxia emmanueli (Cobos, 1972) \n* Bilyaxia maculicollis (Kerremans, 1887) \n* Bilyaxia mariae (Cobos, 1956) \n* Bilyaxia obscurata (Reed, 1873) \n* Bilyaxia rubricollis (Moore, 1981) \n* Bilyaxia willineri (Cobos, 1972)