title: The structure and development of the hairpencil glands in males of the queen butterfly, Danaus gilippus berenice.
mesh_terms: D000818:Animals; D006651:Histocytochemistry; D007313:Insecta / Q000033:anatomy & histology* / Q000196:embryology / Q000502:physiology; D008297:Male; D008854:Microscopy, Electron; D010675:Pheromones / Q000378:metabolism; D011679:Pupa; D012679:Sense Organs / Q000166:cytology* / Q000196:embryology / Q000378:metabolism
chemical_list: D010675:Pheromones