Figure 1. Phylogenetic tree generated based on 13 PCGs and two rRNAs using mitochondrial genomes from species in Tettigoniidae. The GenBank accession numbers for tree construction is listed as follows: Acosmetura nigrogeniculata (NC_045212), Pseudocosmetura anjiensis (NC_033853), Decma fissa (NC_033981), Xiphidiopsis gurneyi (NC_039981), Xizicus maculatus (NC_040974), Xizicus fascipes (NC_018765), Xizicus howardi (KY458226), Pseudokuzicus pieli (NC_033982), Conanalus pieli (MH712457), Conocephalus maculatus (HQ711931), Conocephalus melaenus (KY407794), Conocephalus differentus (MF347703), Pseudorhynchus acuminatus (NC_033992), Pseudorhynchus crassiceps (NC_033990), Ruspolia dubia (EF583824), Ruspolia lineosa (NC_033991), Ruspolia sp. (KX057717), Hexacentrus japonicus (NC_033983), Hexacentrus unicolor (NC_033999), Altbrus simplex (NC_009967), Atlanticus sp. (KX057730), Gampsocleis gratiosa (NC_011200), Uvarovites inflatus (NC_026231), Psorodonotus venosus (MK951778), Metrioptera bonneti (MH685924), Metrioptera ussuriana (NC_034796), Deracantha onos (NC_011813), Zichya baranovi (NC_033984), Ducetia japonica (KY612457), Kuwayamaea brachyptera (NC_028159), Kuwayamaea chinensis (NC_033995), Elimaea cheni (NC_014289), Ducetia sp. (KX673198), Phaneroptera gracilis (NC_034756), Phaneroptera falcata (KY458227), Phaneroptera nigroantennata (NC_034757), Isophya major (NC_042666), Poecilimon luschani (NC_042665), Holochlora fruhstorferi (NC_033993), Sinochlora longifissa (NC_021424), Sinochlora szechwanensis (KX354724), Ruidocollaris convexipennis (MN083188), Ruidocollaris obscura (NC_028160), Mecopoda elongata (NC_021380), Mecopoda niponensis (NC_021379), Phyllomimus detersus (NC_028158), Phyllomimus sinicus (NC_033997), Pseudophyllus titan (NC_034773) and Lipotactes tripyrga (NC_033996), Acrida cinerea (GU344100), Acrida willemsei (EU938372).