Barquero-González, José Pablo, Víctor J. Acosta-Chaves, María Laura Sotela, Federico Villalobos Brenes, and Bernal Morera-Brenes. 2016. “Photographic Evidence of Undescribed Species of Velvet Worms (Onychophora: Peripatidae) from Costa Rica”. UNED Research Journal 8 (2):139-47. https://doi.org/10.22458/urj.v8i2.1553.