Median lobe in ventral and lateral views of A Exocelina tomhansi Shaverdo & Balke, 2017 (Shaverdo et al. 2017b: 114, fig. 12A, B) B E. pui Shaverdo & Balke, 2017 (Shaverdo et al. 2017b: 116, fig. 16A, B) C E. casuarina (Balke, 1998) (Shaverdo et al. 2018: 54, fig. 26A, B) D E. keki Shaverdo & Balke, 2018 (Shaverdo et al. 2018: 56, fig. 30A, B).

 
 
  Part of: Shaverdo H, Balke M (2022) A species-group key and notes on phylogeny and character evolution in New Guinean Exocelina Broun, 1886 diving beetles (Coleoptera, Dytiscidae, Copelatinae). ZooKeys 1131: 31-58. https://doi.org/10.3897/zookeys.1131.94205