Montealegre-Z. F, Morris GK. The spiny devil katydids, Panacanthus Walker (Orthoptera: Tettigoniidae): an evolutionary study of acoustic behaviour and morphological traits. Systematic Entomology. 2004;29(1):21 - 57. Available at: http://doi.wiley.com/10.1111/sen.2004.29.issue-1.

Wang T, Zhu Q, Heller K?G, Zhou Z, Shi F. Phylogenetic relationships and phylogeography of the genus Sinocyrtaspis               Liu, 2000 (Orthoptera: Tettigoniidae: Meconematinae) reveal speciation processes related to climate change. Systematic Entomology. 2019. Available at: https://onlinelibrary.wiley.com/doi/abs/10.1111/syen.12384https://onlinelibrary.wiley.com/doi/pdf/10.1111/syen.12384https://onlinelibrary.wiley.com/doi/pdf/10.1111/syen.12384https://onlinelibrary.wiley.com/doi/full-xml/10.1111/syen.12384.

Hemp C, Heller K-G, KEHL SIEGFRIED, m.fl. The Phlesirtes complex (Orthoptera, Tettigoniidae, Conocephalinae, Conocephalini) reviewed: integrating morphological, molecular, chromosomal and bioacoustic data. Systematic Entomology. 2010;35(3):554 - 580. Available at: http://doi.wiley.com/10.1111/j.1365-3113.2009.00512.xhttps://api.wiley.com/onlinelibrary/tdm/v1/articles/10.1111%2Fj.1365-3113.2009.00512.x.

Hemp C, KEHL SIEGFRIED, Heller K-G, Wägele JWolfgang, Hemp A. A new genus of African Karniellina (Orthoptera, Tettigoniidae, Conocephalinae, Conocephalini): integrating morphological, molecular and bioacoustical data. Systematic Entomology. 2010;35(3):581 - 595. Available at: http://doi.wiley.com/10.1111/j.1365-3113.2010.00528.xhttps://api.wiley.com/onlinelibrary/tdm/v1/articles/10.1111%2Fj.1365-3113.2010.00528.x.

Ragge DR. A putative hybrid in nature between Chorthippus brunneus and C. biguttulus (Orthoptera : Acrididae). Systematic Entomology. 1976;1(1):71-74.