New Records Of Hoverflies (Diptera, Syrphidae) From Ukraine. I. Milesiini And Rhingiini
Author
Prokhorov, A. V.
Author
Popov, G. V.
Author
Zaika, M. I.
text
Vestnik Zoologii
2018
2018-02-01
52
1
13
20
http://dx.doi.org/10.2478/vzoo-2018-0002
journal article
55210
10.2478/vzoo-2018-0002
461fa9e8-ec55-4d42-963f-f2e63672607f
2073-2333
6404156
Cheilosia psilophthalma
Becker, 1894
(
figs 6–8, 10
)
M a t e r i a l e x a m i n e d.
Ukraine
:
Kyiv Region
,
Irpin
env.,
50.51 N
30.27 E
, mixed forest along the railway,
11.04.2017
,
1 ♀
;
Khodosivka
env.,
50.27 N
30.50 E
,
Vita River valley
,
5.04.2016
,
1 ♀
(A. Prokhorov).
Figs 6–11. Females of
Cheilosia psilophthalma
(figs 6–8, 10) and
C. urbana
(figs 9, 11): 6 — habitus, dorsal view; 7 — habitus, lateral view; 8, 9 — head, frontal view; 10, 11 — claws of fore leg.
D i s t r i b u t i o n: from southern
Norway
,
Sweden
, southern
Finland
,
Ireland
, Britain,
France
(Vosges, Alps, Cevennes),
Slovakia
,
Poland
,
Switzerland
,
Greece
,
Montenegro
,
Serbia
and European
Russia
(
Peck, 1988
;
Holinka & Mazánek, 1997
; Speight, 2016).
Ukraine
(
first record
).
Diagnosis.
Female:
Head (
fig. 8
). Face black with facial tubercle and lower facial margin well developed (
fig. 7
); lateral parts of frons densely covering with whitish pile, dust spots not connected to dusting on face (
fig. 8
); basoflagellomere reddish, 1.5 times longer than wide, arista nearly bare; eyes entirely covered with short whitish pile (
fig. 8
). Thorax with short pale pile, black bristles on hind rim of scutellum present; upper and lower parts of hairs on katepisternum widely separated. Legs: femora black with small apical part pale, tibiae pale with narrow incomplete black rings below middle (
fig. 7
); tarsomeres 2–3 of all legs pale, 4–5 blackish, first tarsomeres of fore legs pale with dark patch on upper side, ones of mid legs pale; all claws black (
fig. 10
). Abdomen elongate and black, sternites 2–4 shining, tergites with short whitish pile. Differs from closely related
C. urbana
(Meigen, 1822)
by black claws (pale at base in
C. urbana
,
fig. 11
), dust spots on frons not connected to dusting on face (connected in
C. urbana
,
fig. 9
), femora apex pale for a shot distance (pale over considerable distance in
C. urbana
), tergite 5 mostly weakly dusted (mostly undusted in
C. urbana
) (
Van
Veen, 2010
).