Figs. 5-7 in A pair of basi-abdominal sex pheromone glands in the male of some burrower bugs (Hemiptera: Heteroptera: Cydnidae)

Figs. 5-7. Paraethus capicola (Westwood, 1837) (Geotomini), cuticular structure of the male basi-abdominal glands. 5 – general view of the glands; scale bar: 0.5 mm. 6 – detail of the tripartite ductules of the secretory units; scale bar: 0.02 mm. 7 – detail of the intima at the level of the efferent canal connecting the reservoir to the external opening; scale bar: 0.02 mm. Abbreviations: cc – conducting canal; ci – cone-shaped invagination; du – ductule; ef – efferent canal; lu – lumen; os – ostiole; r – reservoir; rc – receiving canal; sa – saccule.