Larval genital discs are sexually dimorphic in many social wasps (Hymenoptera: Vespidae). These sexual traits are visible in vivo and in long‐term ethanol‐preserved samples. Genital disc morphology provides a cheap,… Click to show full abstract
Larval genital discs are sexually dimorphic in many social wasps (Hymenoptera: Vespidae). These sexual traits are visible in vivo and in long‐term ethanol‐preserved samples. Genital disc morphology provides a cheap, quick, and accurate way to distinguish larvae of females and males.
               
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