Orobdella ibukifukuyamai sp. nov., holotype, KUZ Z4031. A. Ventral view of gastroporal duct; B. Dorsal view of reproductive system, including ventral nervous system; C. Dorsal view of male atrium including positions of ganglia XI and XII; D. Left lateral view of male atrium; E. Ventral view of male atrium; F. Dorsal view of female reproductive system, including position of ganglion XIII. Scale bars: 5 mm (A); 10 mm (B); 2 mm (C, E); 1 mm (D, F).