1.
Pronotum and occiput glabrous (A); occipital pit present (A);
acetabular carina (ac) and mesopleural epicoxal sulci (mes) not
converging, fore and mesocoxae separated by more than one fore coxal
width (B); fore wing of normal shape, twice as long as wide (C) …Sceliotrachelus
karooensis van Noort
- Pronotum
and occiput setose (a); occipital pit absent (a); acetabular carina
(ac) and mesopleural epicoxal sulci (mes) converging, fore and
mesocoxae separated by less than one fore coxal width (b); fore wing
narrow and elongate, at least 3x longer than wide, anterior and
posterior margins subparallel (c) …2
2. Genal
and pronotal rugae present (A); mesoscutellum compressed, narrow,
2.5x wider than long (B); mesoscutellar disc medially with broad,
shallow, longitudinal excavation, axillar carinae weakly raised (B);
costal margin of hind wing with thick band of black sclerotization
that runs nearly the entire length of the wing (B); fore wing
extending beyond posterior margin of T2 …Sceliotrachelus
braunsi Brues
- Genal
and pronotal rugae absent (a); mesoscutellum broader, twice as wide
as long (a); mesoscutellar disc square, medially and longitudinally
evenly raised into a hump, laterally defined by strongly raised
longitudinal axillar carinae (b); costal margin of hind wing not
sclerotized; fore wing not reaching posterior margin of T2 (c) …Sceliotrachelus
midgleyi van Noort
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