Schmalfuss, H., Paragamian, K., Sfenthourakis, S. (2004): The terrestrial isopods (Isopoda: Oniscidea) of Crete and the surrounding islands. Stuttgarter Beiträge zur Naturkunde, Serie A, 662: 1-74.
Schmalfuss, H., Sfenthourakis, S. (1995): The terrestrial isopods (Oniscidea) of Greece. 15th Contribution: Genera Echinarmadillidium and Paxodillidium (Armadillidiidae). Stuttgarter Beitr. Naturk., Ser. A, 518: 1-21.
Schmalfuss, H., Vergara, K. (2000):The isopod genus Tylos (Oniscidea: Tylidae) in Chile, with bibliographies of all described species of the genus. Stuttgarter Beiträge zur Naturkunde, Serie A, 612: 1-42.