P. hildebrandtiana Karsch, 1889 was relocated in the Taita Hills of Kenya. To present only the single female holotype was known. Male and female specimens of this species were found along forest edge in herbaceous vegetation in the Ngangao forest reserve. Closest relative of P. hildebrandtiana Karsch is P. uguenoensis Hemp restricted to the North and South Pare mountains. P. hildebrandtiana is ...

The new genus Pseudoplangia is described for Plangia laminifera Karsch, 1896. Its general aspect is similar to that of the genus Plangia Stål, 1873, but it differs remarkably in the vertex width, in the shape of eyes, that are oval and elongate, in the length of mid femora, that are shorter than pronotum length, in the shape of fore and mid legs that are very much laterally compressed, and in t...