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Description de Maa (1963) :
Body slender to moderately stout. Postclypeus vertically produced into head process; the latter about 2-5X as high as profile depth of an eye, with 3-4 carinae, Upper portion of pleurostome narrower than basal segment of antenna. Eye strongly swollen, Tylus forming hind surface of head process; occipital margin weakly or strongly sinuate at middle; antennal ledge strongly curved, its longitudinal section much longer than transverse section; ocelli closer to eyes rather than to each other. Pronotum about 2/3 as long as broad to slightly longer than broad, less convex than in Grypomachaerota, its lateral angle broadly rounded or strongly produced into angulate spreading lamina; anterolateral margin longer than posterolateral margin; posterior margin shallowly sinuate at middle; posterolateral angle subangulate, not protruding. Scutellum lacking distinct "neck" region in profile; scutellar process slender, as long as or longer than scutel1um proper, originating fom upper end of postero-inferior margin; scutellar sulcus narrow, deep. Tegmen more than 3X as long as broad; discoidal cell 4-5X as long as broad, longer than maximum tegminal breadth, and only slightly shorter than basal cell; claval vein unbranched. Cu (longitudinal vein 5) of wing unbranched. Hind leg slender or rather robust; tibia with lateral spine near middle; inner apical lobes of tarsomeres slightly longer than outer ones. Apical lobe of ♂ pygofer broadly truncate.