Sotoplax Guinot, 1984
Sotoplax Guinot, 1984: 91; Ng & Castro 2007: 44; Ng et al. 2008: 78; Almeida et al. 2008: 278; De Grave et al. 2009: 33.
Type species: Sotoplax robertsi Guinot, 1984, by original designation. Gender feminine. Diagnosis. See for family.