| author | date | title | journal / publication | Achatz JG, Hooge MD, Wallberg A, Jondelius U, Tyler S | 2010 | Systematic revision of acoels with 9+0 sperm ultrastructure (Convolutida) and the influence of sexual conflict on morphology | J Zool Syst Evol Res 48:9-32 [doi: 10.1111/j.1439-0469.2009.00555.x goto] |
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