Black fungus gnats (Diptera: Sciaridae) of Queensland, Australia. Part I. Genera Chaetosciara Frey, Corynoptera Winnertz, Cratyna Winnertz, Epidapus Haliday, Keilbachia Mohrig, Lobosciara Steffan, Phytosciara Frey and Scatopsciara Edwards
Author
Mohrig, Werner
Author
Kauschke, Ellen
Author
Broadley, Adam
text
Zootaxa
2017
4303
4
451
481
journal article
32513
10.11646/zootaxa.4303.4.1
8470bad9-6c97-468c-9687-5653fd52d89f
1175-5326
841442
742CEFD6-6343-41A0-AD5D-F72F1AFE135B
Scatopsciara
(
Xenopygina
)
brevicolla
Mohrig & Kauschke
sp. n.
(
Fig. 18
A–C)
Type
locality
:
Australia
,
Queensland
,
Black
Mountain
Road
near
Kuranda
,
33 km
WNW of Cairns
, wet tropics.
Holotype
: Male,
29.viii.1997
,
Malaise trap
, leg. J. Seymour (PWMP).
Paratypes
:
3 males
, same data
;
1 male
,
8.viii.1997
,
Queensland
,
Mt Lewis
,
37 km
WSW of Port Douglas
,
16°35´S
,
145°16´E
;
1 male
,
3.vii.2000
,
Queensland
,
Palm Cove
near
Cairns
, mangrove forest along the coastline, leg.
W. Mohrig
;
14 males
,
2.vii.2000
,
Queensland
,
Mount Malloy
near
Kuranda
, wet tropics, leg.
W. Mohrig
(
PWMP
;
2 in
ANIC
;
2 in
PABM
;
1 in
PKHH
;
1 in
SDEI
).
Description
. Male.
Head.
Brown. Eye bridge 3 facets wide. Antenna brown; 4th flagellomere with l/w index of 2.5, hairs somewhat longer than the diameter of the basal node, neck rather long, about 1/4 of the length of the basal node. Palpus yellow, 3-segmented, basal segment with one bristle and a flat area of sensillae.
Thorax.
Brown. Scutum with rather long dorsocentral and a few stronger lateral and prescutellar bristles; scutellum with 2 long marginal bristles. Postpronotum bare. Wing broad and brownish; R1 short, = 1/2 R; R5 with ventral macrotrichia in the distal half; C = 2/3 w; y = x, without macrotrichia; posterior veins without macrotrichia. Haltere short and brown. Legs yellow, tarsi darkened; fore tibia with a broad row of bristles (8–10) at the inner apex; middle and hind tibia with two unequal spurs. Claws without teeth.
Abdomen
. Brown, with sparse hair. Hypopygium brown, ventral base sparsely hairy; gonocoxite ventrally with short sparse hairs at the inner border; gonostylus narrow, on the apex with 4 somewhat unequal spines: one apical spine long and tooth-like, a second above the apex, a third near the base of a long apical spine and the fourth below the apex. Tegmen wider than long, flatly rounded apically, sclerotiZed laterally. Aedeagus rather short. Body length:
1.2 mm
.
FIGURE 17.
Comparison of thoraX colouration in three
Phytosciara
species. A.
Phytosciara bella
Mohrig
; B.
Phytosciara conturbata
Mohrig
; C.
Phytosciara pseudoornata
Mohrig.
FIGURE 18.
Scatopsciara
brevicolla
Mohrig & Kauschke
sp. n.
A. Hypopygium; B. Flagellomeres 3–4; C. Spurs of hind tibia.
Comments
. The species is characteriZed by unequal spurs on the middle and hind tibia and a wide row of bristles on the apex of the fore tibia. The gonostylus is elongate with 4 unequal spines. The apical spine is long and tooth-like. The 4th flagellomere is rather long with a l/w index of 2.5. A similar species is not known yet.
Distribution
.
Australia
,
Queensland
.