Abstract
The orthopteran Parahagla sibirica Sharov, 1968 (Prophalangopsidae) was collected from the nonmarine sedimentary strata from the Sinuiju Formation, Ryonsang-dong, North Phyongan Province, DPRK. On the basis of the well preserved orthopteran specimen, the third member of the Sinuiju Formation is correlated with the Jianshangou of the Yixian Formation, China.
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