Barrientos, Zaidett. “Reproductive System, Mating Behavior and Basic Ecology of an Extremely Rare Tropical Snail: Drymaeus Tripictus (Stylommatophora: Bulimulidae)”. Revista de Biología Tropical 64, no. 1 (March 1, 2016): 55–68. Accessed May 2, 2024. https://revistas.ucr.ac.cr/index.php/rbt/article/view/18582.