The genus Ctenosciara Tuomikoski (Diptera, Sciaridae) in New Caledonia, with the description of eight new species
Author
Vilkamaa, Pekka
Author
Hippa, Heikki
Author
Mohrig, Werner
text
Zootaxa
2012
3255
37
51
journal article
10.5281/zenodo.280643
ee84441f-15d0-4a41-9958-9772725a2e87
1175-5326
280643
Key to New Caledonian species of
Ctenosciara
1. Intercoxal lobe of hypopygium present........................................................
C. lobigera
sp. n.
-
Intercoxal lobe of hypopygium absent..................................................................... 2
2. Gonostylus with unusual dense setosity....................................................... ..
C. crinita
sp. n.
- Gonostylus with normal setosity.......................................................................... 3
3. Wing veins M and CuA non-setose, vestiture of front tibial organ in short row (
Fig. 4
B)................ ..
C. depilis
sp. n.
- Wing veins M and CuA1 setose, vestiture of front tibial organ in long row (
Figs 7
B, 8 B)............................ 4
4. Gonostylus tumid, its length/width (at broadest part) ca. 2.0–2.1................................................ 5
- Gonostylus narrow, its length/width (at broadest part) ca. 2.5–3.5................................................ 6
5. Apical megaseta(e) present on gonostylus, subapical megasetae with distinct basal bodies in addition to their sockets...............................................................................................
C. inflata
sp. n.
- Apical megaseta(e) absent from gonostylus, subapical megasetae with sockets only......................
C. obesa
sp. n.
6. Mesial megasetae of gonostylus in two distinct subapical pairs, with wide gap between...................
C. exilis
sp. n.
- Mesial megasetae of gonostylus in one subapical group or indistinctly scattered.................................... 7
7. Gonostylus abruptly attenuated, laterally straight or slightly concave at apical third, its mesial side with five strong megasetae......................................................................................
C. depressa
sp. n.
- Gonostylus evenly narrowed towards apex or at most slightly depressed apicolaterally, its mesial side with 3–4 moderately strong megasetae variable in placement........................................................
C. cracens
sp. n.