Parastasia terraereginae is a species of beetle of the family Scarabaeidae. It is found in Australia (Queensland).
Description Adults reach a length of about . The head is dark reddish to black, while the pronotum is dark reddish to black, with the lateral areas yellowish brown to orange and with blackened margins. The rest of the dorsal surface is dark reddish to black and the underside and legs are dark reddish brown. Females are reddish black or black dorsally and the underside and legs are dark reddish brown.
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