Parastasia marmorata is a species of beetle of the family Scarabaeidae. It is found in Papua New Guinea and Indonesia (Sulawesi).
Description Adults reach a length of about . All characters are within the range of variability of Parastasia bimaculata, except for the different colour pattern of subspecies discophora and the parameres of both subspecies.
Subspecies Parastasia marmorata marmorata (Papua New Guinea) Parastasia marmorata discophora Schaufuss, 1887 (Indonesia: Sulawesi)
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