Amerila (Lepidoptera: Erebidae: Arctiinae) of Cameroon with morphological remarks on male and female genitalia
Author
Przybyłowicz, Łukasz
Author
Maicher, Vincent
Author
László, Gyula M.
Author
Sáfián, Szabolcs
Author
Tropek, Robert
text
Zootaxa
2019
2019-09-24
4674
2
283
295
journal article
25408
10.11646/zootaxa.4674.2.8
76ef5b8e-a344-4fee-b58c-5072d2a7f577
1175-5326
3459025
89B1826C-E5F7-43B5-820C-6439E791EE80
Amerila luteibarba
(Hampson, 1901)
(Figs 7–8, 18–19, 26)
Material (
7 specimens
).
1♂
Mount
Cameroon
(SW slope),
27.xi.2016
,
Crater Lake
(
1500 m
a.s.l.
),
N 4.1443°
,
E 9.0717°
, lgt. V. Maicher, Sz. Sáfián, Š. Janeček, R. Tropek;
1♂
as above but
23.xi.2014
,
Elephant
camp (
1850 m
a.s.l.
),
N 4.1453°
,
E 9.0870°
;
1♂
as above but
7.xi.2016
,
Mann’s Spring
(
2200 m
a.s.l.
),
N 4.1428°
,
E 9.1226°
;
1♂
as above but
9.xi.2016
;
1♀
as above but
13.iv.2015
,
PlanteCam
camp (
1100 m
a.s.l.
),
N 4.1175°
,
E 9.0709°
;
1♂
as above but
14.iv.2015
(all above attracted by light);
1♂
as above but
30.xi.2014
,
Drink Gari
camp (
650 m
a.s.l.
),
N 4.1014°
,
E 9.0610°
(bait-trapped).
Distribution
One of the most widespread species of the genus, although restricted to the Guineo-Congolian forest zone. Known from
Sierra Leone
to west
Kenya
(
Kakamega
Forest) and northwest
Tanzania
. On Mount
Cameroon
, it was col- lected from
650 m
a.s.l. up to the timberline (
Fig. 1
).
Male genitalia (Figs 18–19)
Morphology of the studied specimen does not differ from those presented in
Häuser & Boppré (1997)
.
Female genitalia
(Fig. 26)
Papillae anales subsquare, terminally covered with sparse setae; a pair of minute but distinctive membranous lobes ventrally, anteriorly from oviduct; anterior apophyses moderate length, thick, “thorn” like; posterior apophyses narrower, twice as long as anterior apophyses, slightly flattened at apex; dorsal and ventral pheromone glands re- duced; sternum VIII sclerotized, posteriorly evenly emarginated, divided medially by the membranous longitudinal concavity; ostium bursae wide, membranous; ductus bursae very short, membranous; corpus bursae oval, membra- nous, densely plicate; signum in the form of weakly expressed, sclerotized zone in the laterodistal portion of corpus bursae, additionally a pair of weakly sclerotized, narrow, elongate, parallel structures located on the opposite wall of corpus bursae; ductus seminalis slender, with wide entering, originating at the middle of corpus bursae.