title: Pioneer neurones in an insect embryo.
mesh_terms: D000818:Animals; D001369:Axons / Q000648:ultrastructure; D005724:Ganglia / Q000166:cytology; D006110:Grasshoppers / Q000196:embryology*; D009434:Neural Pathways / Q000196:embryology; D012867:Skin / Q000294:innervation