Fossil Sciaroidea (Diptera) in Cretaceous Ambers, Exclusive of Cecidomyiidae, Sciaridae, and Keroplatidae
Author
BLAGODEROV, VLADIMIR
Author
GRIMALDI, DAVID
text
American Museum Novitates
2004
2004-02-27
3433
1
1
76
http://www.bioone.org/perlserv/?request=get-abstract&doi=10.1206%2F0003-0082(2004)433%3C0001%3AFSDICA%3E2.0.CO%3B2
journal article
5822
10.1206/0003-0082(2004)433<0001:FSDICA>2.0.CO;2
51eea930-5f0d-43f6-8e03-3093edf36cd7
0003-0082
4712338
Gaalomyia carolinae
,
new species
Figure 44
, Plate 4E
DIAGNOSIS: As for genus.
DESCRIPTION: Body length =
2.68 mm
;
Fig. 44.
Gaalomyia carolinae
,
n.sp.
, holotype AMNH Bu390.
wing length =
2.34 mm
.
Head:
Occiput and frons densely setose. Eyes large, with round facets, slightly emarginate, setulose. Ocelli absent. Scape and pedicel rounded, flagellum 14segmented, filiform. Length of 1st and apical flagellomeres 2.5Χ width, with others 2Χ width. Palpi 3segmented, palpomeres equal in length and subsequently narrower to apex. Length of penultimate one 1.5Χ width, apical one 3Χ width. Clypeus setose.
Thorax:
Scutum with long lateral, dorsocentral, and acrostichal setae. Proepimeron touches katepisternum at shallow incision. Katepisternum larger than anepisternum. Anepisternal suture horizontal. Antepronotum and proepisternum with long setae, other thoracic sclerites bare.
Wing
membrane without microtrichia. R, R
1
, R
5
, and M
1
with dorsal setae. Sc ends at R at the level of base of
rm.
R
1
and R
5
straight. Crossvein
rm
equal to M3 section. Length of fork of M
1
and M
2
4Χ M3 section. M
1
and M
2
not reaching wing margin.
Legs:
Fore and mid coxae densely setose, hind coxae with long posterolateral setae. Femora with ventral row of setae. Tibial spurs 2–2.3Χ tibial diameter.
Abdomen
densely setose. Sternite I bare. Eighth tergite short, length 0.5Χ 7th tergite. Tergite IX reniform, width 3Χ length. Gonocoxites slen der, length 3.5Χ width, widely separated. Gonostyli saberlike, curved inside.
MATERIAL:
Holotype
AMNH
Bu390, male.
Myanmar
:
Katchin
, from amber mines near Myitkyina.
ETYMOLOGY: The species epithet is a patronym honoring our friend and colleague Caroline S. Chaboo, specialist on chrysomelid beetles.
TRIBE
LEIINI EDWARDS, 1925