Australomalus Mazur, 1981b: 379 [type species: Australomalus fijianus Mazur, 1981b: 379].
Mazur's description. "Body oval, more or less convex. Pronotum with a complete marginal stria, its base an irregular row of large punctures. Elytra with or without traces of dorsal and humeral striae. Pronotum with distinct carinal striae. Mesosternum very short; marginal stria widely interrupted anteriorly and replaced by a median stria. Meso-metasternal suture absent or indistinct.
Sexual dimorphism: female with the pygidium distinctly sculptures."