Coenosia Meigen (Diptera: Muscidae) from Angola: new species and records
Author
Couri, Marcia S.
Author
Pont, Adrian C.
text
Zootaxa
2016
4103
6
501
512
journal article
42259
10.11646/zootaxa.4103.6.1
5d0b6265-8f97-4dd5-8e5d-b5c64db66ddc
1175-5326
399676
F4568761-B650-49D9-A94A-1B7E6B072663
Coenosia translucida
(
Emden, 1940
)
(
Figs 26–28
)
Diagnosis.
Small species (
3.5 mm
); scutum brown; postpronotum and notopleuron with grey pollinosity; pleura grey pollinose; abdominal segment 1+2 and base of segment 3 brownish-yellow translucent; frons black with some silver reflexions from certain angles; palpus light brown; fore coxa yellow, legs brownish-yellow, mid and hind femora with a brown mark on apical third of dorsal surface; wing infuscated; the narrowest point of fronto-facial stripe below the base of the antenna; frons widened towards vertex; arista almost bare; scutellum with both pairs of setae present and long, and with setulae on disc; anterior katepisternal short, posterior one long; haltere yellow; lower calypter about 2.5 times as long as upper one; fore tibia with a very long posteroventral seta; hind tibia with one anterior and one anterodorsal inserted at almost the same level, the anterior one shorter; sternite 5 with 4 long setae on each inner margin (
Fig. 26
).
Male terminalia
. Cercal plate larger at basal half as in
Fig. 27
. Aedeagal complex as in
Fig. 28
.
FIGURES 26–28.
Coenosia translucida
(Emden)
, male: (26) sternite 5, dorsal view; (27) cercal plate and surstyli, dorsal view; (28) aedeagal complex, lateral view.
Material examined.
ANGOLA
: (A40), Tundavala, 8–10 mls. NW. Sa da Bandeira,
27–29.iii. 1972
/ Southern African Exp., B.M.1972-1,
3 males
(1
MNRJ
),
5 females
(1
MNRJ
); (A30), Tundavala, 7 mls. W. Gabela,
16–18.iii. 1972
/ Southern African Exp., B.M.1972-1,
1 male
,
1 female
; (A26), Salazar. I.I.A.A.,
9–15.iii. 1972
/ Southern African Exp., B.M.1972-1,
1 female
.
Notes.
This species belongs to the
C. rebmanni
-group.
Geographical distribution.
Uganda
,
Nigeria
,
Democratic Republic of Congo
,
Angola
.