Isoneuromyia flava Evenhuis

Evenhuis, Neal L., 2006, New species of Isoneuromyia Brunetti (Diptera: Keroplatidae) from the Oriental Region, Zootaxa 1140, pp. 1-29 : 24-25

Isoneuromyia flava Evenhuis , n. sp.

( Fig. 12 )

Description

MALE. Lengths: Body: 8.2 mm; wing; 6.0 mm.

Head. Vertex and occiput immediately behind ocelli black; remainder of occiput orange with fairly dense yellow tomentum. Ocelli in horizontal line. Frons brown, bare. Antennae brown. Face yellow above, dark brown below, silvery pruinose. Palpi and proboscis orange, last palpomere yellow with orange tip.

Thorax. Mesonotum yellow with three brown stripes ( Fig. 12 ), medial stripe extending anteriorly to pronotum but faded. Scutellum yellow. Mesonotum with yellowish white tomentum, patch of thick black setae above wing root, on postalar calli, and on posterior margin of scutellum. Prescutellar area tapering to scutellum. Pronotal lobes brown with stiff black setae laterally. Pleura (except yellow on posterior portion of katepisternum and all of laterotergite) and mediotergite dark brown, bare. Halter yellow with orange knob.

Legs. Coxae golden yellow with yellow tomentum, black hairs apically; fore coxa with spot of black basally. Femora brown basally, yellow apically, all with yellow tomentum. Fore tibia with orange tibial pecten apically. Tibial spurs brown. Fore basitarsus 1.2 x length of fore tibia. Mid and hind basitarsi subequal in length to lengths of respective tibiae. Claws minute.

Wing. As in tannia , n. sp.

Abdomen. Tergites orange, dense recumbent black hairs on posterior margin of tergites I–II, yellow tomentose elsewhere, scattered black tomentum on tergites III–IV. Sternum all orange with yellow tomentum.

Hypopygium. Not dissected. Gonocoxites grayish brown. Gonostyli yellowish brown, densely fine yellow pilose, apex with two dark black dentae.

FEMALE. Unknown.

Types

Holotype ♂ (BPBM 16,16,590) from: MALAYSIA [Borneo]: Sabah: Forest Camp, 19 km N. Kalabakan, 60 m, 4 Nov 1962, K.J. Kuncheria.

Figures

FIGURES 11 – 19. Isoneuromyia thoraces, dorsal view. 11. I. brunettii, n. sp. 12. I. flava, n. sp. 13. I. glabra, n. sp. 14. I. matilei, n. sp. 15. I. nigribasis, n. sp. 16. I. pallidopsis, n. sp. 17. I. splendida, n. sp. 18. I. xanthina (Edwards). 19. I. yorki, n. sp.