Article

Apakupakul, K., Siddall, M.E. & Burreson, E.M. 1999. Higher Level Relationships of Leeches (Annelida: Clitellata: Euhirudinea) Based on Morphology and Gene Sequences. Molecular Phylogenetics and Evolution 12(3), Aug 1999: 350-359. ≡

Original Classification (root)

(Class) Hirudinea Lamarck, 1818