Revision of the Afrotropical species of Parapachycerina (Diptera: Lauxaniidae)
Author
Davies, Gregory B. P.
Author
Miller, Raymond M.
text
African Invertebrates
2008
2008-12-31
49
2
131
131
http://www.bioone.org/doi/abs/10.5733/afin.049.0208
journal article
10.5733/afin.049.0208
2305-2562
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