Vargas V., M. and Ramírez Pérez, J. (1988) “<i>Gigantodax bierigi</i> & <i>G. willei</i> (Diptera: Simuliidae), two new black fly species from Costa Rica”, Revista de Biología Tropical, 36(2B), pp. 457–469. Available at: https://revistas.ucr.ac.cr/index.php/rbt/article/view/23855 (Accessed: 19December2024).