Figure 4 from: Meyers-Muñoz MA, van der Velde G, van der Meij SET, Stoffels BEMW, van Alen T, Tuti Y, Hoeksema BW (2016) The phylogenetic position of a new species of Plakobranchus from West Papua, Indonesia (Mollusca, Opisthobranchia, Sacoglossa). ZooKeys 594: 73-98. https://doi.org/10.3897/zookeys.594.5954

Figure 4 - Plakobranchus papua. Masticatory apparatus. a Pharynx; white arrow points to the buccal ganglion (bg) b Radula with ascus-sac (arrowed). c Detail of the ascus-sac which contain used teeth (arrowed) d Tooth, scanning electronic photograph e Tooth, light microscopy photograph f Detail of the denticles (SEM) g Row of teeth (LM). Scale bars: a, c = 50 μm; b = 25 μm; d–e = 10 μm; f = 5 μm; g = 15 μm.