New species of Elachistinae (Lepidoptera: Elachistidae) from Cameroon and the Democratic Republic of the Congo
Author
Sruoga, Virginijus
Author
Prins, Jurate De
text
Zootaxa
2011
3008
1
32
journal article
10.5281/zenodo.278510
bb8c1701-be3a-42b3-aee9-ffe9356ef4ab
1175-5326
278510
Urodeta tortuosa
sp. n.
(
Figs 1, 3, 4
,
83–88
)
Type
material.
Holotype
: 1Ƥ,
CAMEROON
, North Province,
Faro
River Camp,
275 m
,
08°23’N
012°49’E
,
09.v.2005
, leg. J. & W. De Prins. Specimen ID:
RMCA
ENT
0 0 0 0 0 5288, gen. prep.
MRAC
/
KMMA
0 0 624 (
RMCA
).
Diagnosis.
Urodeta tortuosa
is a small, lightly-coloured species, with indistinct wing markings. The female genitalia of this species can be separated from other
Urodeta
species known from Central Africa by the following combination of characters: (1) apophyses posteriores not developed; (2) sternum 8 strongly sclerotized; (3) ductus bursae spirally coiled; (4) corpus bursae without signum.
Female
(
Figs 83, 84
). Forewing length 2.7 mm; wingspan 6.1 mm (n=1). Head: Frons white; vertex and neck tuft white, weakly mottled with brown tips of scales; labial palpus very short and straight, about 0.5 times as long as width of head, white; scape white, with few brown tipped scales; flagellum brown, basally annulated with white. Thorax, tegula and forewing white, irregularly dusted with brown; fringe greyish white. Hindwing and its fringe greyish.
Male.
Unknown.
Female genitalia
(
Figs 85–88
). Papillae anales short, sclerotized. Apophyses posteriores not developed. Apophyses anteriores extending from central part of segment and spreading apart laterad. Sternum 8 strongly sclerotized, posterior margin folded forming wide pocket. Antrum short, with strongly sclerotized lateral margins. Colliculum dilated, unevenly sclerotized, with 6 minute spines (
Fig. 88
). Ductus bursae long, spirally coiled. Corpus bursae oval, without signum or internal spines.
Biology.
Unknown.
Flight period.
The only known specimen was captured in the beginning of May.
Distribution.
So far this species is known only from the North Province of
Cameroon
(
Figs 1, 3, 4
).
Etymology
. The specific name
tortuosa
refers to the spirally coiled ductus bursae, meaning ‘full of turns and windings’ in Latin.