Monge-Nájera, Julián, y Bernal Morera B. 1994. «Morphological and Physiological Characteristics of Two Species of <i>Epiperipatus</i> From Costa Rica (Onychophora: Peripatidae)». Revista De Biología Tropical 42 (1-2):181–188. https://revistas.ucr.ac.cr/index.php/rbt/article/view/22473.