Schmidt, Gerhard H., Ana Paula Martinho, and Maria Rosa Paiva. “THE SALTOPTERAN FAUNA OF PORTUGAL: NEW RECORDS AND BIOGEOGRAPHICAL ASPECTS (ORTHOPTEROIDEA)”. Fragmenta Entomologica 41, no. 1 (October 31, 2009): 15-68. Accessed August 15, 2020. http://www.fragmentaentomol.org/index.php/fragmenta/article/view/81.