Revision of the genus Euscelidia Westwood, 1850 (Diptera: Asilidae: Leptogastrinae)
Author
Dikow, Torsten
text
African Invertebrates
2003
2003-12-31
44
2
1
131
journal article
10.5281/zenodo.7911189
2305-2562
7911189
Euscelidia livida
sp. n.
Figs 43
,
60
Etymology:
Latin adjective
lividus
= black and blue; refers to the bluish-black colour of the scutum.
Diagnosis: The species is distinguished from congeners by the two large lateral apruinose bluish-black spots on the sct and features of the ơ terminalia (sur with large lobe ventrally, lat apod bifurcated).
Description:
Head:
Black; fc silver pruinose, fc gib indistinct, mystax white, many macrosetae; prob and plp brownish-black, setae white; oc tr apruinose; occ silver pruinose, setae white;
Antennae
(pped broken) - scp brown, brown setae ventrally; ped brown, brown setae ventrally and dorsally, white pruinose.
Thorax:
Orange to black; ppro peg large, silver pruinose; sct bluish-black, antero-lateral and lateral margins orange, yellow pruinose medially, margins silver pruinose, 2 median narrow longitudinal stripes, not reaching posterior margin, and 2 lateral spots, not reaching anterior and posterior margins, apruinose, few white and yellow setae on margins; macrosetae: black, 1 npl s, 1 spal s; sctl silver pruinose, ds sctl s and sctl s short, white;
Legs
- yellow to brown; fem pale yellow proximally, light brown on remaining part, meta fem slightly clubbed, club brown; pro and meso tib light brown, pale yellow stripe anteriorly, meta tib yellow proximally, remaining part brown, pale yellow stripe not reaching tip anteriorly; first tar yellow proximally, brown distad, remaining tar brown, black setae; emp distinct, very short;
Wings
- hyaline, but microtrichia on distal margin, slightly browned stained; ptero distinct, brown; cell d terminating in 2 veins; hlt yellow.
Abdomen:
Brown; T predominantly brown pruinose, grey pruinose laterally, T1 with long brown setae laterally, T
2 in
proximal half with few white setae laterally, remaining T with yellow setae, S grey pruinose; ơ
terminalia
Fig. 43
- sur pointed distally, large lobe ventrally; hypd ventral margin straight; d aed shea tubular, medium length; lat apod bifurcated.
Type material -
The
ơ
holotype
is labelled ‘
Toungoo
,
Karenni
3000’ [
3000 ft
=
900 m
].
Burma
IV.14. [
iv.1914
]
Michelitz
/
HOLOTYPE
Euscelidia livida
sp. nov.
det.
T. Dikow
2001 (red label)’.
The
specimen is double mounted (minuten in rectangular piece of cardboard), is in very good condition (pped broken; ơ terminalia attached to specimens pin in micro vial), and is deposited in the
ZMHB
.
Type
locality and distribution (
Fig. 60
):
Myanmar
,
Toungoo,
18 56'N
96 25'E
.
Myanmar
.