FIGURE 12. Humbertium ithorense. RMNH.VER.20261.a in Molecular phylogenetics facilitates the first historical biogeographic analysis of the hammerhead worms (Platyhelminthes: Tricladida: Bipaliinae), with the description of twelve new species and two new genera

FIGURE 12. Humbertium ithorense. RMNH.VER.20261.a (field number RS83). Sagittal sections of the copulatory apparatus showing the track of the ovovitelline ducts (od; indicated by yellow arrowheads and encircled in white) when approaching the female genital duct (fgd). Panels arranged clockwise from upper left.Published as part of Solà, Eduard, Sluys, Ronald, Riutort, Marta & Kawakatsu, Masaharu, 2023, Molecular phylogenetics facilitates the first historical biogeographic analysis of the hammerhead worms (Platyhelminthes: Tricladida: Bipaliinae), with the description of twelve new species and two new genera, pp. 1-77 in Zootaxa 5335 (1) on page 29, DOI: 10.11646/zootaxa.5335.1.1, http://zenodo.org/record/826137