FIG. 2 in Toward a taxonomic revision of the medicinal leech Hirudo medicinalis Linnaeus, 1758 (Hirudinea: Hirudinidae): re-description of Hirudo troctina Johnson, 1816 from North Africa

FIG. 2. Comparison of male and female reproductive systems of Hirudo troctina from North Africa (left) [Dissection 27Z] and Hirudo medicinalis from western Turkey (right) [Dissection 28Z]. Dorsal view. Inset (left): left lateral view of vagina [Dissection 27Z]. Inset (right): left lateral view of vagina of Dissection 29Z (a more typical vaginal morphology for this species than Dissection 27Z). co, common oviduct; e, epididymis; eb, ejaculatory bulb; ed, ejaculatory duct; o, oviduct; os, ovisac; ps, penis sheath; pt, prostate; ts, testisac; v, vagina; vc, vaginal caecum; vd, vas deferens. Roman numerals indicate the location of respective somatic ganglia to assist in establishing the location of the reproductive organs. Scale bar: 1 mm.