Parapachycerina, Stuckenberg, 1971

Davies, Gregory B. P. & Miller, Raymond M., 2008, Revision of the Afrotropical species of Parapachycerina (Diptera: Lauxaniidae), African Invertebrates 49 (2), pp. 131-131 : 139-140

Key to Afrotropical Parapachycerina

1 Ctenidium (comb) present on anteroventral edge of profemur; ocellar spot brown or black ................................................................................................................. 2

– Ctenidium (comb) absent on anteroventral edge of profemur; ocellar spot black .... 6

2 With upper parts of occiput black ......................................................................... 3

– Without black markings on occiput ...................................................................... 4

3 Dorsal surface of thorax dark chestnut brown to black, mesonotum with silver pruinosity; mesopleuron yellow to orangish brown, no black mark [widespread in sub-Saharan Africa] ................................................................... P. infuscata sp. n.

– Dorsal surface of thorax orange with three black stripes, silver pruinosity weakly developed; mesopleuron with large black patch, orange-yellow colouration restricted to margins of mesopleuron [ Comoros] ................................. Undescribed taxon C

4 Part of brown ocellar spot posteriorly with a short medial extension (rod); apex of postpedicel darkened, wings anteriorly fumose [ Madagascar]......... P. talea sp. n.

– Brown ocellar spot confined to ocellar triangle, apex of postpedicel not darkened; wings hyaline ........................................................................................................ 5

5 Gonopods long, as long as aedeagus; ventrolateral edge of aedeagus with mucro and small notches [ Madagascar] ..................................................... P. lalitra sp. n.

– Gonopods short, only half as long as aedeagus; ventrolateral edge of aedeagus without mucro, and largely smooth [ Madagascar] ............... Undescribed taxon A

6 Black ocellar spot extends backwards to clearly touch inner margins of postvertical setal sockets; wing hyaline [southern and western Africa] ..................................... .......................................................................................... P. munroi Stuckenberg

– Black ocellar spot confined to ocellar triangle; wing infuscated anteriorly ......... 7

7 Cross-veins of wing infuscated; ocellar triangle large and ocellar spot deep black [widespread in sub-Saharan Africa] ............................................. P. bispina sp. n.

– Cross-veins of wing not infuscated; ocellar triangle small and ocellar spot dark brown [ Madagascar] ............................................................. Undescribed taxon B