title: Electron microscopic observations on the spermiogenesis in Eurydema ventralis Kol. (Heteroptera-Pentatomidae).
mesh_terms: D000818:Animals; D002467:Cell Nucleus; D007313:Insecta / Q000033:anatomy & histology*; D008297:Male; D008854:Microscopy, Electron; D008870:Microtubules; D008928:Mitochondria; D013091:Spermatogenesis; D013094:Spermatozoa / Q000166:cytology