Lai, Y.-T., Chang, C.-H., & Chen, J.-H. (2009). Two new species of Helobdella Blanchard 1896 (Hirudinida: Rhynchobdellida: Glossiphoniidae) from Taiwan, with a checklist of hirudinea fauna of the island. Zootaxa, 2068(1), 27–46. https://doi.org/10.11646/zootaxa.2068.1.2