apicipennis Schrottky, new comb.
Megachile apicipennis Schrottky 1902: 442 . Female. Type locality: Belém, S. Paulo [Brazil]. Megachile (Acentrina) apicipennis Schlindwein 1995: 97 . (See summary of subgenus above.) Specimens I collected and which Padre J.S. Moure kindly determined are of this species.
atahualpa Schrottky, new status and new comb.
Megachile nudiventris atahualpa Schrottky 1913a: 156 . Female. Type locality: Peru. Type repository: MZSP. Examined.