The genus Leucophenga (Diptera, Drosophilidae), part IV: the ornata species group from the East Asia, with morphological and molecular evidence (II)
Author
Huang, Jia
Author
Li, Tong
Author
Chen, Hongwei
text
Zootaxa
2014
3893
1
1
55
journal article
10.11646/zootaxa.3893.1.1
c3104971-b07a-424c-81e9-ef313376b7d2
1175-5326
287539
D0600C5C-DA06-47C5-80CD-4E625EBC6259
Leucophenga latifascia
sp. nov.
(
Figs 3
H, 8G–I,
11I
–K, 16A, 16B, 33)
Diagnosis.
This species is similar to
L
.
multipunctata
in the male terminalia, but can be distinguished from the latter by having the paramere slightly broadened and small process apically (
Fig. 33
C); katepisternum and mesopleuron brownish yellow, each with brown patches (
Fig.
8
I).
Description.
Ocellar triangle dark brown, with 2–5 setae above ocellar setae. Frons brownish to brown. Pedicel yellowish brown; first flagellomere yellow. Clypeus brown. Palpus brownish. Mesonotum brownish yellow to brown (
Fig. 8
G), sometimes with unapparent, brown longitudinal stripes (
Fig. 8
H). Postpronotal lobe yellow (
Fig.
8
I). Acrostichal setulae in 13–15 irregular rows (
Fig. 8
G, H). Scutellum yellowish brown to dark brown, pale at tip (
Fig. 8
G, H). Pleura with a brown, longitudinal stripe above (
Fig.
8
I). Wing (
Fig. 3
H): Costal vein between R2+3 and R4+5 distally with 5–8 peg-like spinules on ventral surface, and broad, brownish band diastally (
Fig. 3
H). Abdominal tergites brown to black, mostly with yellow patches (
Fig.
11
I–K). Male terminalia: Epandrium with pubescence and 5 setae near posterior and ventral margin per side (
Fig. 33
A). Paramere broad, with 7 sensilla distodorsally and small process apically (
Fig. 33
C). Aedeagus thick, with pubescence distally (
Fig. 33
D).
FIGURE 33.
Leucophenga latifascia
sp. nov.
, male terminalia in lateral view. A. epandrium, surstylus and cercus; B. hypandrium, paramere, gonopods, aedeagus and aedeagal apodeme; C. paramere; D. aedeagus. Scale bars = 0.1 mm.
Measurements.
BL =
3.60 mm
in
holotype
(range in
4♂
and 5♀
paratypes
:
3.33–3.60 mm
in ♂,
2.93–3.20 mm
in ♀), THL =
1.73 mm
(
1.53–1.73 mm
in ♂,
1.33–1.50 mm
in ♀), WL =
2.83 mm
(
2.63–3.10 mm
in ♂,
2.37–2.70 mm
in ♀), WW =
1.35 mm
(
1.17–1.38 mm
in ♂,
1.05–1.18 mm
in ♀), arb = 9/4 (6–9/3–4), avd = 0.81 (0.83–0.89), adf = 1.59 (1.33–1.87), flw = 1.59 (1.06–1.93), FW/HW = 0.36 (0.35–0.40), ch/o = 0.03 (0.03–0.04), prorb = 0.54 (0.47–0.58), rcorb = 0.64 (0.52–0.72), vb = 0.38 (0.31–0.55), dcl = 0.48 (0.41–0.53), presctl = 0.53 (0.43–0.59), sctl = 1.19 (1.19–1.53), sterno = 0.77 (0.54–0.86), orbito = 1.64 (1.80–2.50), dcp = 0.23 (0.21–0.31), sctlp = 1.03 (0.96–1.36), C = 2.00 (1.70–2.19), 4c = 1.47 (1.42–1.71),
4v
= 1.78 (1.58–2.56),
5x
= 1.44 (0.94–1.33), ac = 3.53 (2.89–4.08), M = 0.64 (0.47–0.74), C3F = 0.92 (0.86–0.92).
Type
specimens.
Holotype
♂ (
SCAU
, No. 123220),
CHINA
: Wangtianshu, Mengla, Yunnan,
580m
,
11.ix.2002
, ex tree trunk, HW Chen.
Paratypes
:
CHINA
:
2♂
(
SCAU
, Nos 123221, 22), same data as
holotype
;
1♂
(
SCAU
, No.
123004
), Wuyishan, Fujian,
580m
,
15–19.viii.2001
, ex tree trunk, HW Chen;
1♂
(
SCAU
, No. 123223), Dabang, Jiayi,
Taiwan
,
800m
,
15.x.2012
, ex tree trunk, HW Chen;
1♂
(
SCAU
, No. 123224), Conghua, Guangzhou, Guangdong,
200m
,
3.xi.2003
, ex tree trunk, HW Chen;
1♂
, 1♀ (
SCAU
, Nos 123225, 26), Diaoluoshan, Lingshui, Hainan,
1000m
,
18.v.2005
, ex tussocks, MF Xu; 4♀ (
SCAU
, Nos 123227–30), Menglun, Mengla, Yunnan,
900m
,
12.viii.2002
,
19.iv.2007
, ex tree trunks, HW Chen;
1♂
(
SCAU
, No. 123245), Hesong, Menghai, Yunnan,
1900m
,
9.iv.2011
, ex tree trunk, SJ Yan; 1♀ (
SCAU
, No. 123246), Yixiang, Puer, Yunnan,
1400m
,
13.v.2012
, ex tree trunk, HW Chen; 2♀ (
SCAU
, Nos 123247, 48), Tongmai, Bomi, Xizang,
2000m
,
12.x.2010
, ex tree trunks, YR Su.
Distribution.
China
(Fujian,
Taiwan
, Jiangxi, Guangdong, Hainan, Yunnan, Xizang).
Etymology.
A combination of the Latin words “
latus
” (= broad) + “
fascia
” (= band), referring to the wing with brownish, broad band distally.