Revision of the genus Euscelidia Westwood, 1850 (Diptera: Asilidae: Leptogastrinae)AuthorDikow, TorstentextAfrican Invertebrates20032003-12-314421131journal article10.5281/zenodo.79111892305-25627911189Euscelidia kasungusp. n.Figs 41, 42Etymology:
Noun in apposition that refers to the
type
locality
Kasungu
,
Malawi
.
10° N
equator
10° S
20° S
30° S
N
0° 20° E
40° E
Fig. 41. Distribution.
Euscelidia insolitasp. n.
, triangle;
E. kasungusp. n.
, star;
E. mucronatasp. n.
, hexagon;
E. valida
, circles;
E. venustasp. n.
, squares.
Diagnosis: The species is distinguished from congeners by the grey and brown pruinosity on the sct, the densely arranged microtrichia on the wings, and the pale yellow (proximal half) and brown (distal half) meta fem.
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
- scp brown, brown setae ventrally; ped brown, brown setae ventrally and dorsally, white pruinose; pped brown, white pruinose; apsel brown.
Thorax:
Black; ppro peg large, silver pruinose; sct predominantly yellow pruinose, margins silver pruinose, 2 narrow median stripes, originating at anterior margin, and 2 lateral spots, not reaching anterior and posterior margins, apruinose, short yellow setae medially, white setae on margins; macrosetae: 1 white npl s, 1 black spal s; sctl silver pruinose, ds sctl s and sctl s short, white;
Legs
- yellow and dark brown; pro fem in proximal 2/3 yellow, distal third brown, meso fem in proximal third yellow, distal 2/3 brown, meta fem in proximal half pale yellow, clubbed, club brown, setae white; tib brown and dark brown, pale yellow stripe not reaching tip on meta tib anteriorly; first tar in proximal 2/3 pale yellow, brown distad, remaining tar brown, black setae; emp distinct, very short;
Wings
- cells c, sc, br, and bm with few microtrichia, remaining cells densely covered with microtrichia, less microtrichia along veins, brown stained; ptero distinct, brown; cell d terminating in 2 veins; hlt light brown.
Abdomen:
Black; T brown pruinose, grey pruinose laterally, T1 with long white setae laterally, T2 medially with white setae, remaining T with white and brown setae, S grey pruinose; ơ
terminaliaFig. 42
- sur pointed distally, lobe ventrally and slightly expanded dorsally; hypd bent upwards; d aed shea short, blunt; lat apod simple, slightly expanded proximally.
Type material -
The
ơ
holotype
is labelled ‘
MALAWI
SE1333BC
40 km
S. of
Kasungu26.ii.1987J &A Londt Grassy
hillside with rocks and bushes /
HOLOTYPEEuscelidia kasungusp. nov.
det.
T. Dikow
2001 (red label)’.
The
specimen is double mounted
A B CD E
Fig. 42. ơ terminalia of
Euscelidia kasungusp. n.
A. Dorsal. B. Ventral. C. Lateral. D. Hypandrium posterior. E. Aedeagus lateral. Scale line = 1 mm.
(minuten in block of foam), is in excellent condition (ơ terminalia attached to specimens pin in micro vial), and is deposited in the NMSA.
A
paratype
of undeterminable gender has labels as
holotype
except ‘
PARATYPEEuscelidia kasungusp. nov.
det.
T. Dikow
2001 (yellow label)’.
The
specimen is double mounted (minuten in block of foam), is in good condition (abdomen broken from fifth segment), and is deposited in the
NMSA
.
Type locality and distribution (Fig. 41):
Malawi
,
Kasungu
(
40 km
S), 1301'S
33 28'E
(co-ordinates for
Kasungu
).
Malawi
.