Specimens of: Dianella schlickumi from Lake Amvrakia (A–E) and Dianella thiesseana from Lake Trichonis (F–J), demonstrating their large inter-specific variation of shell morphology.

  Part of: Ntislidou C, Radea C, Giokas S, Pusch MT, Lazaridou M, Bobori DC (2018) Rediscovery of the endemic gastropod Dianella schlickumi (Gastropoda, Hydrobiidae) and its discrimination from Dianella thiesseana: environmental correlates and implications for their conservation. Nature Conservation 27: 35-58. https://doi.org/10.3897/natureconservation.27.23289