Afropeza, a new South African genus (Diptera: Empidoidea: Brachystomatidae), with description of three new species
Author
Sinclair, Bradley J.
Author
Shamshev, Igor V.
text
African Invertebrates
2012
2012-06-30
53
1
239
239
http://www.bioone.org/doi/abs/10.5733/afin.053.0116
journal article
10.5733/afin.053.0116
2305-2562
7917164
Key to species of the genus
Afropeza
gen. n.
1 Males
......................................................................................................................2
– Females..................................................................................................................4
2 Male
terminalia with epandrial lamellae rounded and expanded laterally, genital capsule rotated 45° to right and overlapping abdomen (
Fig. 10
). Surstyli and sclerites of segment 8 asymmetrical ......................................................
stuckenbergi
sp. n.
– Male terminalia with epandrial lamellae not expanded laterally, genital capsule upright at apex of abdomen, not rotated and overlapping abdomen (
Figs 5
,
7
). Surstyli and sclerites of segment 8 symmetrical....................................................3
3 Surstylus divided into pair of lobes; posterior lobe expanded apically from
QDUURZ EDVH ZLWK ¿QJHU‒OLNH OREH RQ LQQHU IDFH ()LJ. 7). (SDQGULXP URXQGHG ZLWK
anterodorsal lobe bearing pair of setae (
Figs 7, 8
). Cerci cone-shaped with numerous setae (
Fig. 7
). Tergite 8 slender, only slightly expanded on lateral margins............ ..........................................................................................................
silvatica
sp. n.
– Surstylus undivided, inner posterior face with ribbed surface (
Fig. 5
). Epandrium narrow and elongate, lacking anterodorsal lobe. Cerci fused into stout U-shaped process, bearing pair of spine-like apical setae (
Fig. 6
). Tergite 8 slender, greatly expanded on lateral margins.................................................................
pappi
sp. n.
4 Postpedicel longer than width of eye .......................................
stuckenbergi
sp. n.
– Postpedicel shorter than width of eye....................................................................5
5 Pleura dusted with pruinescence. Length of postpedicel 0.8× width of eye............ ..............................................................................................................
pappi
sp. n.
– Pleura largely shiny, mostly lacking pruinescence. Length of postpedicel 0.6× width of eye................................................................................................
silvatica
sp. n.