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Description de Maa (1963) :
Rather similar to Sigmasoma, but differing in the following points: Head process less than 2X depth of eye. Supra-antennal triangle shorter; longitudinal and transverse sections of antennal ledge subequal in length. Pronotum more strongly convex, with weak median carina. Tegmen less than 3 X as long as broad; discoidal cell not more than 2.5 X as long as broad, much shorter than basal cell or maximum tegminal breadth, basally connected to R through a very long arm of M +Cu and basal abscissa of M; cell 1r never long and subtriangular, Apical lobe of ~ pygofer narrowly rounded.