A new species of subgenus Homoneura from Northern China, with information of 12 species newly recorded (Diptera: Lauxaniidae: Homoneura) Author Shen, Rongrong Author Shi, Li Author Li, Wenliang Author Wang, Junchao text Zootaxa 2018 4418 6 501 525 journal article 30093 10.11646/zootaxa.4418.6.1 f330755e-f750-40cc-aef2-d498ffe912bc 1175-5326 1245368 90EBB1FF-D313-426E-B71A-330CC522914A Key to separate 8 species in the Homoneura ( Homoneura ) unguiculata group [Modified from Shi and Yang 2014] 1. Face with silver white pruinosity; surstylus claw-like in lateral view..................... .. H . ( H .) unguiculata (Kertész) - Face without silver white pruinosity; surstylus not as above....................................................2 2. Mid tibia with 1 strong apicoventral seta.................................................................. 3 - Mid tibia with 2 strong apicoventral setae..................................................................6 3. Cercus black; wing sapromyziform, with small black spines on costal margin extending between R2+3 and R4+5............................................................................................... H . ( H .) filiola Czerny - Cercus yellow; wing homoneuriform, with small black spines on costal margin extending to R4+5.......................4 4. Arista pubescent, with longest ray shorter than 1/6 height of 1 st flagellomere ; male abdominal tergite 6 about two times as high as tergite 5 in dorsal view, and sternite 5 bilobate posteriorly with 3 stout teeth on each lobe ( Fig. 76 )................................................................................................. H . ( H .) hanmaensis sp. nov. - Arista short plumose, with longest ray longer than 1/2 height of 1 st flagellomere ; male tergite 6 and sternite 5 without above special structure....................................................................................... 5 5. Male genitalia: syntergosternite confluent with epandrium, epandrium broad quadrate having two claviform subapical processes with two acute tips; surstylus with a subuliform process....................... H . ( H .) jianlingensis Shi and Yang - Male genitalia: syntergosternite separated from epandrium, epandrium rectangular without subapical processes; surstylus consisting of a thin and long stick-like process and a short irregular process, constricted at middle... .. H . ( H .) pallidula Malloch 6. Upper margin of antennal 1 st flagellomere weakly amputated; cercus without 5–8 strong setulae at apex; surstylus short barlike, acute and curved apically....................................................... .. H . ( H .) diversa (Kertész) - Upper margin of antennal 1 st flagellomere not as above; cercus with 5–8 strong setulae at apex; surstylus not as above.....7 7. Arista pubescent; male sternite 6 with a pair of long and wide caudal processes; surstylus blunt at apex, with minute setulae and teeth........................................................................ H . ( H .) shewelliana Papp - Arista short plumose; male sternite 6 without caudal processes; surstylus sharp and slightly curved at apex, with short setulae................................................................................... H . ( H .) Patella Shewell