Larval structures of Labiobaetis alahmadii sp. n.: 20 labrum (left : ventral; right: dorsal) 21 right mandible 22 left mandible 23 detail of maxilla 24 labium.
Part of: Gattolliat J-L, Kondratieff BC, Kaltenbach T, Al Dhafer MM (2018) Labiobaetis from the Kingdom of Saudi Arabia (Insecta, Ephemeroptera, Baetidae). ZooKeys 774: 77-104. https://doi.org/10.3897/zookeys.774.25273