Belongs within: Tettigonioidea.
The Pseudophyllinae, true katydids, are a group of often large katydids found in tropical regions, often on the margins of rainforests (Rentz 1996).
Characters (from Rentz 1996): Antennae with bases touching or nearly touching; sockets strongly rimmed, especially on dorsal margins. Thoracic auditory spiracle small, inconspicuous, not hidden by pronotum. Tibial auditory tympana open. Male with stridulatory region at base of tegmen.
<==PseudophyllinaeR96 |--Acauloplacella [Phyllomimini]R96 `--SimoderiniR96 |--Chloracantha lampraR96 |--MastigaphaR96 `--MastigaphoidesR96 Pseudophyllinae incertae sedis: Pterophylla camellifoliaR96 NareaR96 Acanthodis aquilina (Linnaeus 1758)R18 [=Gryllus (Tettigonia) aquilinusR18, Locusta aquilinaL02] LeurophyllumR18 |--L. consanguineum (Serville 1839) [=Acanthodis consanguinea]R18 `--L. maculipenne (Serville 1839) [=Platyphyllum maculipenne]R18 Bliastes submarginatus (Walker 1870) [=Meroncidus submarginatus; incl. B. limbatus]R18 Teleutias aduncus Stål 1874R18 Diophanes salvifolium (Lichtenstein 1796) [=Locusta salvifolia]R18 Dasyscelis normalisR15
*Type species of generic name indicated
References
[L02] Latreille, P. A. 1802. Histoire Naturelle, générale et particulière des crustacés et des insectes vol. 3. Familles naturelles des genres. F. Dufart: Paris.
[R15] Rehn, J. A. G. 1915. A further contribution to the knowledge of the Orthoptera of Argentina. Proceedings of the Academy of Natural Sciences of Philadelphia 67 (2): 270–292.
[R18] Rehn, J. A. G. 1918. On a collection of Orthoptera from the State of Pará, Brazil. Proceedings of the Academy of Natural Sciences of Philadelphia 70: 144–236, pls 1–2.
[R96] Rentz, D. 1996. Grasshopper Country: The abundant orthopteroid insects of Australia. University of New South Wales Press: Sydney.