Four new species of Saetherocladius Andersen et Mendes from Mata Atlântica, Brazil (Diptera: Chironomidae: Orthocladiinae)
Author
Andersen, Trond
Author
Mendes, Humberto F.
Author
Pinho, Luiz C.
text
Zootaxa
2010
2608
45
56
journal article
10.5281/zenodo.197747
2f6b9954-71bf-427f-9804-0c228af11d58
1175-5326
197747
Key to the males of
Saetherocladius
Andersen
et
Mendes
1. AR <0.51; virga <12 µm long.................................................................................................................................... 2
- AR> 0.69; virga> 15 µm long.................................................................................................................................... 4
2. Gonostylus without distinct outer projection; anal point parallel-sided or tapering..................................................... 3
- Gonostylus with distinct outer projection; anal point weakly spatulate (
Fig. 17
) .......................
S. triangulatus
sp. n.
3. Gonostylus widest in basal half; inferior and superior volsella well separated, inferior volsella without dorsal microtrichia (
Figs 1–2
).
...................................................................................................
S. hirtus
Andersen
et
Mendes
- Gonostylus widest medially; inferior and superior volsella less well separated, inferior volsella with dorsal microtri- chia (
Figs 6–8
).
..................................................................................................................................
S. fusticulus
sp. n.
4. Inferior volsella sharply triangular; outer projection of gonostylus with bare, sclerotized apex; virga 16 μm long (
Figs 12–13
) .............................................................................................................................................
S. fusus
sp. n.
- Inferior volsella bluntly triangular; outer projection of gonostylus with microtrichia towards apex; virga 24–26 μm long (
Figs 23–25
)
..........................................................................................................................
S. urubiciensis
sp. n.