Gaalomyia carolinae, BLAGODEROV & GRIMALDI, 2004

BLAGODEROV, VLADIMIR & GRIMALDI, DAVID, 2004, Fossil Sciaroidea (Diptera) in Cretaceous Ambers, Exclusive of Cecidomyiidae, Sciaridae, and Keroplatidae, American Museum Novitates 3433 (1), pp. 1-76 : 34-36

Gaalomyia carolinae , new species

Figure 44 , Plate 4E

DIAGNOSIS: As for genus.

DESCRIPTION: Body length = 2.68 mm;

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

Figures

Fig. 44. Gaalomyia carolinae, n.sp., holotype AMNH Bu­390.