Basionym Name:Badhamiopsis ainoae var. macrospora Y. Yamam., The Myxomycete Biota of Japan (Tokyo): 375 (1998)
Homotypic synonyms:Badhamiopsis macrospora (Y. Yamam.) Kuhnt & Meckes, in Kuhnt, Ber. bayer. bot. Ges. 91: 131 (2021)