Template:Okada, 1968
- Okada, T. 1968. Addition to the fauna of the family Drosophilidae of Japan and adjacent countries (Diptera, Drosophilidae). I. Genera Stegana, Amiota, Leucophenga, and Microdrosophila, with discussion on the homol- ogy of phallic organs. Kontyû 36(4): 303–323. Full article (PDF).