Search for: [Subject and Keywords = Insecta] OR [Subject and Keywords = Blattodea] OR [Subject and Keywords = Blattulidae] OR [Subject and Keywords = variability] OR [Subject and Keywords = new genus] OR [Subject and Keywords = new species] OR [Subject and Keywords = Late Jurassic\/Early Cretaceous boundary] OR [Subject and Keywords = Jehol Biota] OR [Subject and Keywords = Yixian Formation] OR [Subject and Keywords = China] OR [Subject and Keywords = Insecta] OR [Subject and Keywords = Blattodea] OR [Subject and Keywords = Blattulidae] OR [Title = New Mesozoic cockroaches \(Blattaria\: Blattulidae\) from Jehol Biota of western Liaoning in China] OR [Title = New Mesozoic cockroaches \(Blattaria\: Blattulidae\) from Jehol Biota of western Liaoning in China] OR [Creator = Wang, Tiantian] OR [Creator = Ren, Dong] OR [Creator = Liang, Jun\-Hui] OR [Creator = Shih, Chungkun] OR [Creator = Wang, Tiantian] OR [Creator = Ren, Dong] OR [Creator = Liang, Jun\-Hui] OR [Creator = Shih, Chungkun]