Ecnomus petchanaae, sp. nov. Male genitalia. A Segment IX and superior appendages, dorsal B segments IX and superior appendages, left lateral C segment IX and inferior appendages, ventral D phallus tip, ventral. Ter IX = tergum IX, Ste IX = sternum IX, Sup = superior appendage, Inf = inferior appendage.

 
 
  Part of: Laudee P, Seetapan K, Vongsombath C, Malicky H (2020) New species of caddisflies (Trichoptera, Ecnomidae, Polycentropodidae, Psychomyiidae) from Mekong tributaries, Laos. ZooKeys 962: 1-11. https://doi.org/10.3897/zookeys.962.52759