Romero-Mayén, Angeles R., and Virginia León-Règagnon. 2016. “A New Species of Foleyellides (Nematoda: Onchocercidae) Parasite of Lithobates Spp. (Amphibia: Ranidae) from Mexico With a Key for the Species of the Genus”. Zootaxa 4170 (3). Auckland, New Zealand:581–586. https://doi.org/10.11646/zootaxa.4170.3.10.