Three new species of Elachistidae (Lepidoptera: Gelechioidea) from India
Author
Sruoga, Virginijus
Author
Rocienė, Agnė
text
Zootaxa
2018
2018-03-16
4394
4
575
585
journal article
30495
10.11646/zootaxa.4394.4.8
46b4f1d4-82d6-407f-9198-34d8131bb6e3
1175-5326
1200082
4BB22EDA-BC65-495E-BBEB-D086E4048DCC
Urodeta pectena
,
sp. nov.
(
Figs. 1
,
16–19
)
Type
material.
Holotype
:
♀
,
India
,
Uttarakhand
,
Dehradun district
,
Rishikesh
,
30°08’13.73”N
78°19’55.12”E
,
450 m
,
09.viii.2010
,
V. Sruoga
leg.
Gen.
prep. VS469 (LEU).
Diagnosis.
Urodeta pectena
is a small, pale-coloured species with indistinct wing markings. The female genitalia of the new species is mostly similar to
U. talea
Sruoga & De Prins, 2011
, known from
the Democratic Republic of the
Congo
. However, the forewing of
U. pectena
is without distinct dark streaks and spots, the colliculum is not dilated and the signum is composed of 9 long teeth, instead of 6–7 as present in
U. talea
.
Female
(
Figs. 16–17
). Forewing length
2.5 mm
; wingspan
5.5 mm
(n=1). Head: Frons creamy white, only a few scales with light greyish brown tips; vertex and neck tuft creamy white, some scales with greyish brown tips; labial palpus short and straight, about 0.6 times as long as width of head, creamy white; scape broader than flagellum, covered with creamy white scales, without pecten; flagellum pale brown, without clear annulations. Thorax, tegula and forewing strongly mottled with scales basally creamy white and distally greyish brown; very small blackish brown spot at 2/3 of wing; fringe brownish grey. Hindwing and its fringe brownish grey.
Male.
Unknown.
Female genitalia
(
Figs. 18–19
). Papillae anales short, with scattered long setae; posteriorly with zone of very short setae mixed with longer ones. Apophyses posteriores vestigial, each visible only as a very short extension basolaterally. Tergum 8 very short, not sclerotized, apophyses anteriores weakly sclerotized except at apices, extending from central part of segment and spreading apart laterad. Ostium bursae situated in membrane between sterna 7 and 8. Antrum and colliculum not distinct. Ductus bursae wide, spirally coiled, with minute internal spines throughout its length. Corpus bursae with minute internal spines; signum formed from 9 stout teeth, which are slightly varying in size.
Biology.
Unknown.
Flight period.
The only known specimen was captured at the beginning of August.
Distribution.
So far this species is known only from northern
India
(
Fig. 1
).
Etymology.
The species name is derived from the Latin
pecten
(comb) in reference to the shape of the signum.