To the knowledge of the genus Scatomyza Fallén, 1810 (Diptera: Scathophagidae) of Nepal
Author
Ozerov, A. L.
Author
Krivosheina, M. G.
text
Far Eastern Entomologist
2018
2018-02-21
353
1
16
http://dx.doi.org/10.25221/fee.353.1
journal article
10.25221/fee.353.1
2713-2196
7164040
4D623BD9-77AD-47FA-80AC-2D54F865D3AF
Scatomyza medvedevi
Ozerov et Krivosheina
,
sp. n.
Figs 5–8
MATERIAL.
Holotype
–
♂
,
Nepal
:
Rasuwa Distr.
,
Buddha
mandir env.
(
28.0879ºN
,
85.3900ºE
),
4215 m
,
13–14.VI 2017
, coll.
A. Medvedev
(
ZMUM
)
.
Figs 5–8.
Scatomyza medvedevi
sp. n.
, holotype ♂. 5 – habitus before the abdomen is
removed, lateral view; 6 – sternites 4 (lower) and 5 (upper); 7 – epandrium, cerci and surstyli,
lateral view; 8 – same, dorsal view.
DESCRIPTION. MALE (
Fig. 5
).
Head
. Frontal vitta matt, reddish black; frontoorbital plate black, grey dusted. Face black, greyish dusted. Parafacial and gena reddish yellow. Postcranium black, densely grey dusted, covered with whitish and black hairs. Setae: 3 orbitals, 4 frontals, 1 ocellar, 1 inner vertical, 1 small outer vertical, 1 small postocellar; 4–5 pairs of vibrissae present. Antenna black. Postpedicel rounded apically, about 2.5 times as long as wide. Arista black, pubescent throughout its length. Palpus slender, yellow.
Thorax
. Scutum grey dusted, with dark markings as follows: a pair of paramedian vittae between the acrostichal and dorsocentral rows; a patch between presutural dorsocentrals and supra-alars; and postsuturally a vitta between dorsocentrals and intra-alars. Pleura grey dusted. Acrostichals absent, dorsocentrals 3+3 (first presutural short and directed anteriorly), intra-alars 0+2, supra-alars 1+2, postpronotals 2,
notopleurals 2, postalars 2. Proepisternum with hairs, also with 1 slender seta near lower margin. Proepimeron with hairs. Anepisternum covered with blackish hairs almost completely, with hairs adjacent to anterior thoracic spiracle and with 2 black setae along posterior margin. Katepisternum covered with blackish hairs in posterior half and 1 strong seta in posterodorsal corner. Anepimeron bare. Postmetacoxal bridge present. Scutellum black, densely grey dusted; a pair of strong basal scutellar and a pair of strong apical scutellar setae present.
Legs
. Coxae, femora and tibiae black, grey dusted; tarsi yellow, but tarsomere 4
dorsally, tarsomere 5 and pulvillae blackish. Fore femur covered with hairs, but without conspicuous setae. Fore tibia with a row of slender anterodorsal setae, 2
slender posterior, 1 strong apical ventral and 1 apical anteroventral setae. Mid femur covered with hairs, with a row of slender posteroventral setae, and 1 long basal hair posteriorly. Mid tibia covered with long straight hairs, also with 1 posterodorsal, 2
anterodorsal, 1 anteroventral setae, and a ring of apicals. Hind femur covered with moderate hairs, with 4–5 anterodorsal setae in apical quarter. Hind tibia with long hairs anteroventrally, 3–4 anterodorsal, 4 posterodorsal, 1 anteroventral setae, and a ring of apicals; apical posteroventral seta absent.
Wing
clear; veins blackish, vein R
1
bare. Calypters, margins of calypters, and halteres pale yellowish.
Abdomen
elongate-cylindrical, black, greyish dusted, covered with hairs. Male sternite 4 simple, about 1.5 times as long as wide (
Fig. 6
). Male sternite 5 with a pair of wide lateral lobes (
Fig. 6
). Cerci and surstyli as in
Figs. 7, 8
.
MEASUREMENTS. Length of body 7.0 mm, length of wing
5.9 mm
.
Female unknown.
BIOLOGY AND HABITAT. Single male was collected on dung of domestic yak (
Bos grunniens
(Linnaeus, 1766)
, fam.
Bovidae
) at the height
4215 m
a.s.l.
DISTRIBUTION.
Nepal
: Rasuwa Distr.
ETYMOLOGY. The new species is named after the collector, Andrey Medvedev.