To enable him to study this butterfly, and another rare variety, the Sasakia Charonda, Kuo found a teaching job at Fuhsing village in the San Min mountain area of Taoyuan County after his retirement from military service.
為了瞭解這種台灣最名貴的蝴蝶，郭玉吉退伍之後請調桃園縣的復興鄉教書，並兼做角板山的大紫蛺蝶，及北橫貫公路沿線的蝶類調查工作。為了獲取更多有關蝶類的專業知識，他也常跑埔里山內，向木生昆蟲館的余清金先生求教。發現珍品