Figure 6 in Genital coupling, morphology and evolution of male holding structures in Cicadinae (Hemiptera: Cicadidae)

Figure 6. Coupling theca and vesica with the seminal ampoule of Guyalna bonaerensis. A, longitudinal section through the seminal ampoule, showing the microsculpturized portion of the vesica in contact with the posterior region of the inner wall of the seminal ampoule, green box delimiting spines of the vesica, and purple box delimiting microsculptures of the seminal ampoule. B, magnification of spines of the vesica under scanning electron microscopy. C, magnification of microsculptures of the seminal ampoule under scanning electron microscopy. Abbreviations: aed, aedeagus; sa, seminal ampoule; ve, vesica; vp, vesical process. Scale bar: 0.5 mm (A).