New species of Laxotela Winterton & Irwin from Australia (Diptera: Therevidae: Agapophytinae)
Author
Winterton, Shaun L.
text
Zootaxa
2007
1407
57
64
journal article
10.5281/zenodo.175536
5390a72b-5470-4441-b170-4e27f887537f
1175-5326
175536
Key to
Laxotela
species
1. Wing extensively mottled or banded; scutum either mottled matte black and silver pubescence, or dark with pale dorsocentral stripes; male distiphallus narrow apically (
Figs 2
G, 3G).........................................2
- Wing largely hyaline or uniform smoky infuscate; scutum grey, patterned with dark brown tessellate or interrupted stripes; male distiphallus ornately shaped apically (Winterton & Irwin 1999, figs 2F–G, 5F–G)......................................................................................................................................................................6
2. Scutum patterned with silver, matte black and brown pubescence; epandrium width equal to length along midline; ventral apodeme extending anteriorly to approximately half the length of ejaculatory apodeme (
Fig. 2
G).......................................................................................................................................................3
- Scutum patterned otherwise, often dark with pale dorsocentral stripes; epandrium elongate; ventral apodeme of parameral sheath extending anteriorly to approximately end of ejaculatory apodeme (
Fig. 3
G)..4
3. Male frons with elongate setae; male abdomen covered with silver velutum; mid and hind tibia with pale setae; slender species
................................................................................................................
plata
sp. nov.
- Male frons with short setae; male abdomen lacking silver velutum; tibia with black setae; more robust species
.................................................................................................................
holstoni
Winterton & Irwin
4. Male and female abdomen with extensive areas of silver velutum (not completely covering abdomen); scutum patterned as in
Figure 1
, without distinct pale dorsocentral stripes; aedeagus with large lateral flanges on basal portion of distiphallus (
Figs 2
F–G)
..........................................................
elongata
sp. nov.
-
Abdomen of male and female without extensive silver velutum covering; aedeagus without flanges or lateral projections on distiphallus (Winterton & Irwin 1999, figs 3E–F, 6F–G)..............................................5
5. Femora pale orange, darkened apically; gonocoxal apodeme shorter than gonocoxite; gonocoxal process shorter than gonostylus; dorsal apodeme of parameral sheath enlarged (Winterton & Irwin 1999, figs 6A– G)
...........................................................................................................................
whitei
Winterton & Irwin
- Femora black; gonocoxal apodeme length 3/4 of gonocoxite length; gonocoxal process longer than gonostylus; dorsal apodeme reduced (Winterton & Irwin 1999, figs 3A–F)
..............
hauseri
Winterton & Irwin
6. Male frons wider than ocellar tubercle; patch of dark setae below eye in both sexes; male abdomen with silver velutum; ventral lobe of gonocoxite acuminate, longer than gonostylus (Winterton & Irwin 1999, figs 2A–I)
...........................................................................................................
gaimarii
Winterton & Irwin
- Male frons narrower than ocellar tubercle; setae below eye pale in both sexes; male abdomen without velutum; ventral lobe of gonocoxite notched apically, shorter than gonostylus (Winterton & Irwin 1999, figs 5A–G)
..............................................................................................................
metzi
Winterton & Irwin