Nigrobaetis borneus sp. nov., larva morphology a labium b glossae and paraglossae, ventral focus c glossae and paraglossae, dorsal focus d labial palp, ventral focus e labial palp, dorsal focus f labial palp, inner apical margin of segment III (arrows: setae-like processes). Scale bars: 20 µm.

 
 
  Part of: Kaltenbach T, Gattolliat J-L (2023) New species of Nigrobaetis from Southeast Asia (Ephemeroptera, Baetidae). ZooKeys 1166: 175-234. https://doi.org/10.3897/zookeys.1166.102941