
1 Carapace with ventral flange, sometimes small on third tergite
(A); length of ventral opening as long as carapace (A)
...2

Carapace without ventral flange on third tergite (a); length
of ventral opening slightly smaller than carapace (a) ...4

2 Mesoscutellum convex in lateral view (A); mesosoma black,
carapace yellow-orange; body size at least 8.5 mm ...3

Mesoscutellum flattened in lateral view (a); mesosoma mostly
reddish-orange, carapace darkened, with a red-rufous background;
9.9010.00 mm (South Africa) ...Odontosphaeropyx ruficeps Cameron,
1910

3 Medio-apical tooth of clypeus acute (A); vein cu-a of fore
wing strongly inclivous (B); carapace 1.801.90ื longer than
wide; 8.80 mm (Tanzania) ...Odontosphaeropyx mkomaziensis Kittel,
2014

Medio-apical tooth of clypeus blunt (a); vein cu-a of fore wing
slightly inclivous (b); carapace 1.5ื longer than wide; 8.50 mm (South
Africa, Zambia, Zimbabwe) ...Odontosphaeropyx fulviventris (Brues
1924)
4 Carapace 1.70ื longer than wide, slightly enlarged apically in
lateral view; vein 2-SR + M of fore wing absent; carapace
orange-red; 11.7 mm (Kenya) ...Odontosphaeropyx maximus (Zettel,
2002)
Carapace more than 2.0ื longer than wide, its shape variable in
lateral view but rather straight; vein 2SR + M present but short; colour of carapace variable ...5

5 Mesosoma rufous-orange (A); coxae brown to dark brown (A); carapace black
(A, B),
second tergite with large transverse patch basally; first tergite
basally rugulose-reticulate to finely reticulate apically, covered
by dense short whitish setae (B); carapace 2.3ื longer than wide; body
6.1 mm (Nigeria, D.R. of Congo) ...Odontosphaeropyx flavifasciatus (Zettel
1990)

Mesosoma black (a); colour of fore and mid coxae variable; colour of
carapace variable (a, b); structure of first tergite variable; length of
carapace at least 2.0ื longer than wide (b) ...6

6 Fore and mid coxa mostly white (A, B); carapace black (A), colour of second
tergite variable (B); carapace at least 2.8 longer than wide
(Madagascar) ...7

Fore and mid coxae brown (a); carapace orange (a) except first tergite, which
may be largely black (b); carapace 2.092.41ื
longer than wide; 7.30 mm (Namibia, Tanzania) ...Odontosphaeropyx
bicoloratus Braet, 2014

7 Fore and mid coxae and trochanters white; first tergite 1.2ื as
long as apical width, with two long dorsolateral carinae (reaching
middle of tergum), longitudinally rugose
(A); vein 2-SC + R of
hind wing short (B); clypeus ventrally with blunt median tooth (C);
second tergite with small lateral and one median semicircular patch
basally, carapace 4.3ื longer than wide; 6.47.4 mm (Madagascar) ...Odontosphaeropyx
leucocoxus Braet, 2012

Fore and mid coxa white, more or less largely brownish basally,
fore and mid trochanters white; first tergite as long as apically
wide, with two short dorso-lateral carina, rather areolate rugulose
(a); vein 2-SC + R of hind wing long (b); clypeus ventrally with
acute median tooth (c); second tergite red-brownish, carapace
2.80ื longer than wide; 5.00 mm (Madagascar) ...Odontosphaeropyx
gracilis Braet, 2012 |