Magalhães, Célio, Ingo S. Wehrtmann, and Fernando L. Mantelatto. “Revalidation of Ptychophallus Campylus Pretzmann, 1968, a Freshwater Crab Species from Costa Rica (Brachyura: Decapoda: Pseudothelphusidae)”. Revista de Biología Tropical 73, no. S2 (March 26, 2025): e64534. Accessed May 9, 2025. https://revistas.ucr.ac.cr/index.php/rbt/article/view/64534.