Iwama, R. E.; Arruda, E. P.

Leeches of the Genus Helobdella (Clitellata: Hirudinida) from São Paulo, Brazil With Descriptions of Two New Species Using Micro-Computed Tomography and a New Record of Barbronia weberi (Blanchard 1897)

. Zootaxa 2016, 4144, 411–429.