Genus Platybrachys Stål, 1859
Platybrachys Stål, 1859: 280 (type species: Platybrachys lanata (Stål, 1854) by monotypy).
Platybrachys – Stål 1861: 210 (keyed); 1862: 488 (keyed, list of included species); 1863: 248 (compared with Lyncilia Stål, 1863), 249 (key to species). — Atkinson 1886: 13 (keyed). — Karsch 1890: 60 (compared with Mesonitys Karsch, 1890); 1895: 215 (compared with Aspidonitys Karsch, 1895). — Melichar 1903: 67 (comparative note). — Distant 1906: 206 (type species = Platybrachys decemmacula (Walker, 1851) (error)). — Kirkaldy 1906: 443 (keyed, notes); 1907: 6 (ecology: genus of Eucalyptus forests), 105 (problem of generic definition). — Schmidt 1908: 243 (listed). — Hacker 1924: 37 (natural history), 40 (compared with Olonia Stål, 1862). — Evans 1938: 4 (morphology). — Metcalf 1947: 163 (zoogeography); 1956: 67 (catalogued). — Fennah 1964: 159 (keyed), 160 (senior synonym of Lyncilia Stål, 1863 (erroneous)). — Constant 2006a: 47 (notes); 2006b: 31 (compared with Olonia); 2008a: 41 (compared with Chewobrachys Constant, 2008).