Plakobranchus papua. a Muscular penial bulb and stylet b Detail of the opening of the stylet. Scale bars: 100 μm.

 
 
  Part of: 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