Two new species of the subfamily Mydaeinae (Diptera: Muscidae) from China Author Wang, Yameng 0009-0007-0646-4403 College of Horticulture and Plant Protection, Henan University of Science and Technology, Luoyang 471023, China. Department of Entomology, China Agricultural University, Beijing 100193, China. & 210321261437 @ stu. haust. edu. cn; https: // orcid. org / 0009 - 0007 - 0646 - 4403 210321261437@stu.haust.edu.cn Author Li, Wenliang College of Horticulture and Plant Protection, Henan University of Science and Technology, Luoyang 471023, China. Department of Entomology, China Agricultural University, Beijing 100193, China. Author Li, Xin 0000-0003-0773-6232 xinli _ 0111 @ 126. com, https: // orcid. org / 0000 - 0003 - 0773 - 6232 Author Yang, Ding 0000-0002-7685-3478 dyangcau @ 126. com, https: // orcid. org / 0000 - 0002 - 7685 - 3478 text Zootaxa 2023 2023-07-21 5318 4 543 554 http://dx.doi.org/10.11646/zootaxa.5318.4.7 journal article 10.11646/zootaxa.5318.4.7 1175-5326 8181956 7B16CAA9-8FDF-427B-AF34-9C118C9E1B57 Key to Chinese species of genus Hebecnema Schnabl, 1887 (males) The following key is mainly based on Xue et al . (2014) , where 2 other species recorded in China ( H . occidentalisinica ( Feng, Shi & Li, 2005 ) and H . arcuatiabdomina ( Feng & Fan, 2001 )) and one new species were included. Hebecnema halterata Stein, 1910 has been excluded due to paucity of information on some important characters. 1. Eyes bare........................................................................................... 2 - Eyes with hairs....................................................................................... 5 2. Abdominal sternite I bare............................................................................... 3 - Abdominal sternite I with setulae...................................................... H . xishuicum Feng, 2009 3. Abdomen dark black; basicosta black..................................................................... 4 - Abdomen dark yellow; basicosta yellow.................................... H . arcuatiabdomina ( Feng & Fan, 2001 ) 4. Calypters and halter yellow........................................................ H . vespertina (Fallén, 1823) - Calypters and halter brownish clouded ( Fig. 3 ).................................. H . kongi Wang, Li & Yang , sp. nov. 5. Tibiae yellow to dark yellow............................................................................ 6 - Tibiae entirely black................................................................................... 8 6. Calypters yellowish white, not brown..................................................................... 7 - Calypters brownish clouded......................................................... H . fumosa (Meigen, 1826) 7. Eyes with short sparse hairs........................................... H . occidentalisinica ( Feng, Shi & Li, 2005 ) - Eyes with long dense hairs............................................................ H . dasyopos Feng, 2009 8. Calypters light brown to brown.......................................................................... 9 - Calypters white......................................................................... H . alba Xue, 1983 9. Frons without orb .................................................................................... 10 - Frons with a pair of orb ............................................................. H . manasicus Feng, 2009 10. Eyes with sparse ciliae; ial 0+3.................................................... H . umbratica (Meigen, 1826) - Eyes with dense ciliae; ial 0+2.......................................................................... 11 11. Arista short plumose; abdominal sternite Ⅰ with setulae.............................. H . coronata Feng & Wang, 2010 - Arista long plumose; abdominal sternite Ⅰ bare.......................................... H . invisifacies Feng, 2009