Reichardt, H. (1973) “New and little known neotropical Coleoptera. II. The rediscovery of Georyssus humeralis Pic, 1923 (Georyssidae)”, Papéis Avulsos de Zoologia, 26(1-24 (1972-1973), pp. 247–251. doi:10.11606/0031-1049.1973.26.p247-251.