Revision of the genus Pseudeurybata Hennig (Diptera, Micropezidae, Taeniapterinae)
Author
Marshall, S. A.
text
Zootaxa
2016
4132
2
254
268
journal article
38688
10.11646/zootaxa.4132.2.5
1ebd755f-a599-4211-a151-5f7fe6352fc8
1175-5326
265229
3A91E1E4-E71F-4896-867C-D395A7AA3F36
Pseudeurybata guatemalensis
new species
Figs. 32–35
Description
.
15–18mm
. Head pollinose except for shining epicephalon. Frontal vitta broad anteriorly, barely distinguishable from narrow orbital strips, postocellar part of vitta evenly tapered and slightly wider than ocellar triangle at posteriormost point. One lower fronto-orbital seta. Base of arista yellow and slightly swollen; arista bare. Clypeus bare and shining.
Thorax mostly reddish brown, notum darker than pleuron; dorsocentral areas almost black, forming diffuse longitudinal vittae that extend from scutum across the scutellum. Postpronotal lobe slightly paler than adjacent scutum, with a weak dark ridge at posteroventral margin. Anepisternum and anterior part of katepisternum with very sparse small dark setae.
Fore leg black, except for orange coxal and femoral bases, and tarsomere one which is white almost to the apex. Mid and hind femur mostly reddish brown but with a distinct orange preapical band and a black apex; hind femur more reddish on basal third. Mid tibia and tarsus black; hind tibia black, hind tarsus black other than tarsomere one which is white except at apex. Wing infuscated, slightly darker along leading edge; halter knob dark.
FIGURES 32–37.
Pseudeurybata guatemalensis
and
Pseudeurybata rufilabris
.
32–35.
P. guatemalensis
.
32,35, holotype female, habitus lateral (oviscape removed). 33, head and anterior thorax, dorsal view; 34, spermathecae and associated structures, lateral view.
36–37.
P. rufilabris
, lectotype female. 36, head and anterior thorax, laterodorsal view; 37, habitus, laterodorsal.
Abdomen with pleuron entirely dirty white to blackish (both
types
are pinned from alcohol, and seem discolored). Female oviscape broad and brown basally, abruptly tapered and black distally, 3.5X length of T6. Spermathecal ducts smooth, paired spermathecae elongate-cylindrical, striate, stems long and sinuate with multiple tapered process on distal quarter; single spermatheca elongate and small with a swollen base.
Male unknown.
Type
material
.
Holotype
(♀♀,
UVGC
).
GUATEMALA
.
Guatemala
, Puerta Parada,
1850m
,
22.vii–3.vii.2013
, J. C. Schuster.
Paratypes
.
GUATEMALA
. Solola. San Lucas, Toloman, Cerro de Oro,
2235m
,
23.June
.2005 (1♀,
DEBU
); Puerta Parada,
12–19.iv.2014
, J.Schuster, bosque cipres (1♀, in alcohol,
DEBU
); Suchitepequez, volcan Atitlan, Ref. El Quetzal,
1670m
, 6–10 and
13–16.vi.2015
, Z.H. Falin, F. Carrillo, FIT, cloud forest (3♀,
DEBU
).
Etymology
. The specific name of
Pseudeurybata guatemalensis
reflects the fact that the entire
type
series is from
Guatemala
. This is the only
Pseudeurybata
known from
Guatemala
.
Distribution
.
Guatemala
.
Remarks
.
Pseudeurybata guatemalensis
is distinctive for its combination of banded and distally dark mid and hind femora, and the white fore and hind first tarsomeres.