1. Hindwing with Rs more or less
straight except at extreme anterior end (Fig. a); posterior ocelli often
separated from eye by more than 0.2 times their own diameter (Fig. b)
... 2
Hindwing with Rs between R1 and 1rm
bowed (Fig. A); posterior ocellus contiguous with, or very close to
eye margin (Fig. B) ... 6
2. Anterior margin of pronotum turned
backwards (Fig. a); hindwing with NI about 1.25; forewing with CI about
0.30 (Fig. b) ...
Laticoleus pronotalis Gauld & Mitchell
Anterior margin of pronotum flat or
slightly thickened, never turned back (Fig. A); hind wing with NI
greater than 1.60; forewing with CI greater than 0.35 (Fig. B) ... 3
3. Fenestra bearing a detached pigmented
sclerite (Fig. a); distal margin of mid and hind trochantelli slightly
swollen into a blunt tooth (Fig. b) ...
Laticoleus spilus Gauld & Mitchell
Fenestra without a sclerite (Fig. A);
distal margin of mid and hind trochantelli simple (Fig. B) ... 4
4. Rs+2r
virtually straight; fenestra large,
reaching from anterior margin of discosubmarginal cell to 1m-cu
near bulla (Fig. a); ICI less than 0.25 ... Laticoleus
alaris Gauld & Mitchell
Rs+2r
slightly bowed or distally angled;
fenestra small to moderately large, not extending to 1m-cu (Fig.
A); ICI more than 0.35 ... 5
5. Rs+2r weakly bowed, not expanded
before reaching pterostigma (Fig. a); pronotum mediodorsally short with
anterior margin swollen (Fig. b); R1 with 7 hamuli ...
Laticoleus mobilis Delobel
Rs+2r
with a central angulation and expanded
before reaching pterostigma (Fig. A); pronotum mediodorsalIy long with
anterior part horizontal (Fig. B) or slightly swollen; R1 with
4-5 hamuli ...
Laticoleus unicolor Szepligeti
6. Forewing with ICl less than 0.25;
discosubmarginal cell with an infumate region distally (Fig. a) ...
Laticoleus infumatus Gauld & Mitchell
Forewing with lCI greater than 0.3 0;
discosubmarginal cell not infumate distally, evenly hyaline (Fig. A) ...
7
7. Forewing with AI less than 1.00; R1
of hindwing with distal 3 hamuli widely interspaced (Fig. a); mandible
proximally strongly swollen (Fig. b) ... Laticoleus
longicornis Delobel
Forewing with AI greater than 1.00; hind
wing with R1 with distal 3 hamuli close together (Fig. A);
mandible at most proximally very weakly swollen (Fig. B) ... 8
8. Hindwing with R1 bearing 6-7
hamuli of which the proximal ones are very much longer than the distal
3; Rs very strongly bowed (Fig. 83) ...
Laticoleus curvatus Delobel
Hindwing with R1 bearing 4-6
hamuli of which the proximal ones are, at the very most, only slightly
longer than the distal 3 (Fig. A); Rs weakly to moderately bowed
(Fig. B) ... 9
9. Hind tarsal claws strongly curved,
basally lobate (Fig. a); segment 2 of maxillary palp strongly swollen
(Fig. b) ... Laticoleus
palpalis Gauld & Mitchell
Hind tarsal claws evenly curved, without a
basal lobe (Fig. A); maxillary palp with segment 2 slender (Fig. B) ...
10
10. Forewing with ICI less than 0.90 (Fig.
a); tarsal claws with about 5 very short, stout pectinae (Fig. b);
Madagascan species ...
Laticoleus pedalis Gauld & Mitchell
Forewing with ICI more than 1.00 (Fig. A);
tarsal claws with 7+ slender pectinae (Fig. B); eastern African species
...
Laticoleus sokokei Gauld & Mitchell
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