Four new species from China and Southeast Asia (Diptera, Lauxaniidae, Homoneurinae) Author Shi, Li Author Yang, Ding Author Gaimari, Stephen D. text Revue suisse de Zoologie 2011 2011-12-31 118 4 667 693 journal article 10.5962/bhl.part.117822 0035-418X 6312355 KEY TO SEPARATE SPECIES OF THE GENUS NOONAMYIA IN THE WORLD (The following key is based on the key by Sasakawa & Pong (1990) with the new species integrated at the appropriate couplets) 1a Wing with a complete white stripe before r-m , running vertically through whole wing.................................................. 2 1b Wing without complete white stripe before r-m ....................... 4 2a Wing with 1-2 small white round spots in cell r 4+5 .................... 3 2b Wing only with a wide white stripe in cell r 4+5 (see Frey, 1958 : fig. 11). Distributed in Philippines .................... N. fascipennis ( Frey, 1958 ) 3a Wing with one white round spot in cell r 4+5 ; katepisternum pale yellow; fore tibia without preapical ad ; surstylus consisting of two processes (see Sasakawa & Pong, 1990 : figs 5A, 6-7). Distributed in Malaysia ............................... N. abdominalis Sasakawa & Pong, 1990 3b Wing with two white round spots in cell r 4+5 ; katepisternum brownish black; fore tibia with preapical ad ; surstylus unique, with an acuate apical tooth (see Stuckenberg, 1971 : figs 59, 87). Distributed in Philippines ............................. N. lyneborgi Stuckenberg, 1971 4a Wing with a round hyaline spot in cell dm; epandrium with a short posterior process and surstylus striate (see Sasakawa & Pong, 1990 : figs 5C, 8-9). Distributed in Malaysia , Philippines .................................................. N. sabahna Sasakawa & Pong, 1990 4b Wing without spot in cell dm; epandrium and surstylus not as above....... 5 5a Wing without spot in cell r 4+5 , only with two white stripes passed through cell r 4+5 (see Frey, 1958 : fig. 10). Distributed in Philippines ............................................ N. irregularis ( Frey, 1958 ) 5b Wing with 1-2 white round or elliptical spots in cell r 4+5 ................ 6 6a Hind tibia without preapical ad ................................... 7 6b Hind tibia with a short preapical ad ................................ 9 7a Wing with two narrow white stripes situated around r-m ................ 8 7b Wing with a wide white stripe before r-m (see Okadome, 1982 : fig. 1). Distributed in Philippines ..................... N. chujoi Okadome, 1982 8a Wing with a white U-shaped spot surrounding r-m and a white triangular spot in cell m 1 before vertical level of a white round spot in cell r 4+5 (see Stuckenberg, 1971 : fig. 58). Distributed in Philippines ............................................ N. palawanensis Stuckenberg, 1971 8b Wing without U-shaped spot surrounding r-m , a white triangular spot in cell m 1 at same vertical level with a white round spot in cell r (see Sasakawa & Pong, 1990 : fig. 5D). Distributed in Malaysia ........................................... N. pleuralis Sasakawa & Pong, 1990 4+5 9a Wing without white or hyaline spot or stripe on r-m and dm-cu , two white spots beyond r-m in cell r 4+5 (Plate B3). Distributed in Southern China ......................................... N. bipunctata sp. n. 9b Wing with white or hyaline spot or stripe on r-m and dm-cu , one white spot beyond r-m in cell r 4+5 .....................................10 10a Wing with a semicircular hyaline marginal stripe between tips of R 4+5 and CuA 1 ; scutellum entirely yellow or brownish yellow............... 11 10b Wing without semicircular hyaline marginal stripe between tips of R 4+5 and CuA 1 ; scutellum at least black or brown on basal 1/2............... 13 11a Cross vein r-m with a pale brown spoon-like spot; surstylus with two subuliform processes; gonopod with two acuate furcated apical processes in ventral view (see Shi & Yang, 2009: figs 1, 6). Distributed in Southern China ........................ N. bisubulata Shi & Yang, 2009 11b Cross vein r-m without pale brown spoon-like spot; surstylus acuate apically and curved backward; gonopod not as above.................. 12 12a Epandrium with 3-4 long dorsal setae; gonopod with undulating ventral margin and an apical seta in ventral view (Figs 18, 19). Distributed in Southern China , Thailand , Vietnam ............... N. flavoscutellata sp. n. 12b Epandrium with 2 long dorsal setae; gonopod comma-like with straight ventral margin and 1-2 subapical setae in ventral view (Figs 23, 25). Distributed in Thailand , Vietnam ................ N. sasakawai Papp, 2006 13a Wing with a narrow hyaline stripe on r-m ; gonopod acinaciform and membranous area of aedeagus with small teeth in ventral view (see Sasakawa & Pong, 1990 : fig. 5B; Sasakawa, 1998 : fig. 2B). Distributed in Laos , Malaysia , Thailand , Vietnam .. N. euphlebia Sasakawa & Pong, 1990 13b Wing with a pale brown umbrella-like spot on r-m ; gonopod spoon-like and membranous area of aedeagus without small teeth in ventral view (see Shi & Yang, 2009: figs 2, 12). Distributed in Southern China ......................................... N. umbrellata Shi & Yang, 2009