Figure 5 from: Kutschera U, Elliott J (2014) The European medicinal leech Hirudo medicinalis L.: Morphology and occurrence of an endangered species. Zoosystematics and Evolution 90(2): 271-280. https://doi.org/10.3897/zse.90.8715

Figure 5 - Adult and junvenile alcohol-preserved Hirudo medicinalis, and a cocoon in dorsal view (A). The Inset shows the characteristic pigment pattern of a newly hatched individual in dorsal and ventral view, respectively (B).