Figure 12 from: Freitag H, Balke M (2011) Larvae and a new species of Ancyronyx Erichson, 1847 (Insecta, Coleoptera, Elmidae) from Palawan, Philippines, using DNA sequences for the assignment of the developmental stages. ZooKeys 136: 47-82. https://doi.org/10.3897/zookeys.136.1914

Figure 12 - Ancyronyx punkti Freitag & Jäch, 2007, (SEM photographs) larva: A Posterolateral detail of abdominal segment VI, dorsal, with with posterolateral projections and spiracles, B pronotum and head, dorsal, C head, dorsolateral, D head, ventral, E antenna, ventral, F apical portions of labium and maxilla, ventral, G prothorax, ventral, H thoracic and first abdominal segments, ventral, I lateral and parts of median sclerites of abdominal venter, with asperities, setiferous tubercles and lateral projections, J operculum, lateroventral, K abdominal segments VIII and IX, dorsal.