PERKINS, P. D. Taxonomy of Ecuadorian water beetles in the genus Hydrochus Leach, 1817 (Coleoptera: Hydrochidae). Zootaxa, Auckland, New Zealand, v. 4790, n. 2, p. 358–374, 2020. DOI: 10.11646/zootaxa.4790.2.10. Disponível em: https://mapress.com/zt/article/view/zootaxa.4790.2.10. Acesso em: 22 apr. 2025.