Figure 5 from: Richardson DJ, Moser WE, Hammond CI, Lazo-Wasem EA, McAllister CT, Pulis EE (2017) A new species of leech of the genus Placobdella (Hirudinida, Glossiphoniidae) from the American alligator (Alligator mississippiensis) in Mississippi, USA. ZooKeys 667: 39-49. https://doi.org/10.3897/zookeys.667.10680

Figure 5 - Dorsal surface, anal region, (note lack of papillae between anus and commencement of prominent paramedial papillae) of A Placobdella papillifera (YPM 083792) B Placobdella siddalli Richardson & Moser (YPM 083857). Scale bars: 1 mm.