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Latrodectus geometricus egg surface is covered with spheres. Egg structure visualized by SEM (a–d) and TEM (e,f). (a) Entire egg, (b) close-up of spheres, (c) eggshell, (d) eggshell surface showing spheres. TEM images of a section of the egg showing the surface (e) and an enlargement of a sphere (f).
