The Yponomeutidae of the Afrotropical region (Lepidoptera: Yponomeutoidea)
Author
Agassiz, David J. L.
text
Zootaxa
2019
2019-05-07
4600
1
1
69
journal article
21123
10.11646/zootaxa.4600.1.1
b0e41b14-7810-464d-9b1b-322bab9aa1bc
1175-5326
4000391
AFA62339-C2D5-47C5-80AD-CA5E75B365F5
23.
Yponomeuta atricatoa
sp. nov.
Description of adult
(
Plate 4
). Wingspan
24–25 mm
. Head grey, labial palpus dark brown, a white spot on top of segment 2, segment 3 with pale ochreous tip; antenna weakly annulate, scape paler. Thorax grey with three black spots, tegula grey with a black spot anteriorly. Forewing grey, a set of 3 black spots on costa from base to ¼, a subcostal row of 4 black spots in medial area, 5 or 6 spots along fold, 3 spots subdorsally; terminal fringe concolorous with wing. Hindwing dark grey. Abdomen grey.
Male genitalia (
Plate 12
). Uncus absent, socius short and inwardly curved, gnathos comprising weak lobes, valva narrow and curved with a clothing of dense hairs, towards apex tending to be grouped in clusters, saccus moderately long terminating in a slight bulb. Aedeagus straight, slightly longer than valva, cornuti a small cluster of weakly defined spines. (BMNH Microlep 33640).
Female genitalia:
Not
known.
Biology.
Larva on
Maytenus
, adults recorded from January to May, September, October and December.
Diagnosis.
A species with dark grey forewings, darker hindwings and valvae of the male genitalia are exceptionally narrow; the antrum in the female genitalia is sclerotised and straight. Hyaline patch of hindwing much smaller than
Y. nigricola
.
Derivation of name.
From the black hindwings of the species.
Distribution.
Recorded from
Republic of South Africa
and
Zimbabwe
.
Type material.
Holotype
♂
Natal
,
Krantzkloof
8.ix.1903
Bell Manley
BMNH
Microlep
33640; NH- MUK010919526.
9 paratypes
:
REPUBLIC OF SOUTH AFRICA
:
1 ♂
Weenen
,
Natal
viii.1894
R. (
Meyrick
coll.);
1 ♂
Durban
,
Natal
,
4.iii.1919
;
1 ♀
Wyliespoort
18–20.iii.1954
A.J.T. Janse
;
1 ♂
1 ♀
Transkei
,
Umtata
31°36’S
28°47’E
2.i.1989
N.J. Duke
;
3 ♂
1 ♀
Transkei
,
Umtata
22.xi.1987
(2),
17.x.1988
,
2.i.1989
,
21.iv.1989
(
TMSA
).
Other material examined:
3 ♂
Transkei
,
Langei
from larva
on
Maytenus
em.
10.ii.1987
,
25.ii.1987
(2)
;
1 ♀
East Cape
,
Hogsback
17.iii.1996
N.J. Duke
;
1 ♀
Transvaal
,
Nelshoogte
gallery forest below
St.
25°51’S
30°53’E
4.xii.1987
E–782354 leg
Endrödy-Younga.
ZIMBABWE
:
1 ♀
Victoria Falls Rain Forest
5.v.1954
AJT
Janse
;
1 ♂
Christon Bank
,
Harare
10.x.1993
N.J. Duke
(
TMSA
)
.