OCEGUERA-FIGUEROA, A.; LEON-REGAGNON, V. A new freshwater leech species of Helobdella (Annelida: Glossiphoniidae) from central Mexico. Zootaxa, Auckland, New Zealand, v. 976, n. 1, p. 1–8, 2005. DOI: 10.11646/zootaxa.976.1.1. Disponível em: https://mapress.com/zt/article/view/zootaxa.976.1.1. Acesso em: 3 apr. 2025.