New species of Isoneuromyia Brunetti (Diptera: Keroplatidae) from the Oriental Region Author Evenhuis, Neal L. text Zootaxa 2006 1140 1 29 journal article 10.5281/zenodo.172063 6274ddbe-a4a0-4a07-b22b-e90c7460ee37 1175­5326 172063 Key to oriental species of Isoneuromyia Brunetti 1. Tibial spurs yellow to orange ........................................................................................ 2 ­ Tibial spurs brownish black to black............................................................................. 5 2. Wing with infuscation apically; basal flagellomeres orange, apical ones black ( Fig. 5 )... (Borneo) .............................................................................. polybioides (Edwards) ­ Wing completely hyaline; flagellomeres unicolorous .................................................. 3 3. Frons, face, and fore coxae yellow ... (Sulawesi) ................ pallidopsis Evenhuis, n. sp. ­ Frons and face brown ... (Borneo)................................................................................. 4 4. Scutellum predominantly yellow ............................................. matilei Evenhuis, n. sp. ­ Scutellum dark brown .............................................................. tannia Evenhuis , n. sp. 5. Wing completely hyaline or with yellowish tinting along anterior margin................... 6 ­ Wing smoky apically or with distinct infuscation apically or subapically.................. 10 6. Mesonotum orange, without contrasting dark pattern, or with weak brown stripes, median stripe faded or absent........................................................................................ 7 ­ Mesonotum all black or yellowish with contrasting black to brown pattern; fore tibia with distinctive shiny orange pecten comb apically...................................................... 8 7. Mesonotum with brown hairs posteriorly ( Fig. 18 ); gonostylus (cf. Fig. 34 ) bidentate ... (Borneo) ...................................................................................... xanthina (Edwards) ­ Mesonotum with golden yellow tomentum, black hairs restricted to patches above wing root ( Fig. 12 ); gonostylus (Fig. 36) multidentate ... ( Laos ) .................................. .................................................................................................... glabra Evenhuis, n. sp. 8. Forecoxagoldenyellowtomentose,withoutdarkhairsexcepttypicalapicalones...(Borneo) ...................................................................................................... flava Evenhuis, n. sp. ­ Fore coxa with black hairs throughout .......................................................................... 9 9. Scutellumyellow;palpibrown;forefemurwithdensehairsbasally,bareapically...(Borneo) ........................................................................................................ jata Evenhuis, n. sp. ­ Scutellum brown; palpi yellow; fore femur with black hairs evenly distributed ... ( Laos ) ............................................................................................... variabilis Evenhuis, n. sp. 10. Occiput predominantly orange to yellow with darker occipital triangle..................... 11 ­ Occiput predominantly brownish black to black......................................................... 15 11. Mesonotum with distinct dark stripes ......................................................................... 13 ­ Mesonotum with stripes coalesced into one dark pattern ... ( Laos )............................ 12 12 Basalantennalflagellomeresbrown,apicalsegmentsyellow;gonostylus( Fig.34 )bidentate ............................................................................................... splendida Evenhuis, n. sp. ­ Antennal flagellomeres all yellowish orange; gonostylus (Fig. 35) multidentate .......... ............................................................................................... brunettii Evenhuis , n. sp. 13. Antennal flagellomeres unicolorous....... .................................................................. 14 ­ Basal antennal flagellomeres black, apical ones yellow to orange ... ( Laos ) ................. .............................................................................................. nigribasis Evenhuis, n. sp. 14. Wing with apical infuscation extending to wing margin ... ( Taiwan ) ............................. ............................................................................................ formosana (Okada) , n. stat. ­ Wing with spot of infuscation subapically, not extending to wing margin ... ( Laos ) ..... ............................................................................................ subapicalis Evenhuis, n. sp. 15. Abdomen predominantly yellow orange to reddish orange ........................................ 16 ­ Abdomen predominantly black ................................................................................... 18 16. Antennal flagellomeres black .......................................................... rufescens (Brunetti) ­ Antennal flagellomeres reddish yellow....................................................................... 17 17. Palpi brown; fore coxa brown basally, yellow apically ... ( India ) ...... grandis (Brunetti) ­ Palpi yellow; fore coxa all yellow to orange ... ( Vietnam ) ........... yorki Evenhuis, n. sp. 18. Antennal flagellomeres reddish yellow ... ( Bangladesh , India , Sri Lanka )..................... ......................................................................................................... annandalei Brunetti ­ Antennal flagellomeres brown to black ........ ........................................................... 19 19. Abdominal segment 5 with yellow basally ... (Java) ................... elegantissima (Tollet) ­ Abdominal segment 5 all black.......... ....................................................................... 20 20. Face yellow; ocellar triangle darker than immediate surrounding area; fore femur brown dorsally, yellow ventrally ... (Java) ..................................... pulcherrima (Tollet) ­ Face brown; ocellar triangle and immediate surrounding area black; fore femur entirely reddish yellow with dense black hairs ... ( Laos ) ..... nigerrima Evenhuis, n. sp.