Radula, Onchidium melakense, Sumatra (UMIZ 00001) A left, half rows, [1720] B rachidian and innermost lateral teeth, [1720] C lateral teeth, [1723] D outermost, lateral teeth, [1723]. Abbreviations: 1llt first left lateral tooth, 1rlt first right lateral tooth, 2llt second left lateral tooth, 2rlt second right lateral tooth, hlt hook of lateral tooth, lc lateral cusp of rachidian tooth, mc median cusp of rachidian tooth, rt rachidian tooth. Scale bars: 200 μm (A), 10 μm (B), 60 μm (C), 20 μm (D).

 
 
  Part of: Dayrat B, Goulding TC, Khalil M, Apte D, Tan SH (2019) A new species and new records of Onchidium slugs (Gastropoda, Euthyneura, Pulmonata, Onchidiidae) in South-East Asia. ZooKeys 892: 27-57. https://doi.org/10.3897/zookeys.892.39524