title: [Studies on ultrastructure of perisympathetic neurohemal organs of Vespidae (Hymenoptera). Spherical median organs].
mesh_terms: D000818:Animals; D007313:Insecta / Q000166:cytology*; D008854:Microscopy, Electron; D009490:Neurosecretory Systems / Q000166:cytology*
vernacular_title: Recherches sur l'ultrastructure des organes neurohémaux périsympathiques des Vespidae (Hyménoptères). Les organes médians sphériques.