Leeches of the genus Helobdella (Clitellata: Hirudinida) from Sao Paulo, Brazil with descriptions of two new species using micro-computed tomography and a new record of Barbronia weberi (Blanchard 1897)

Zootaxa v. 4144, n. 3, p. 411-129, 2016 0.994 10.11646/zootaxa.4144.3.8 Iwamoto, W. A.; Arruda, E. P. 2016