Calyptomyrmex nitidiusculus Yamane & Ito, 2023: 67, fig. 2 (w.q.m.) INDONESIA (Java). Indomalaya.

Primary type information: Primary type material: holotype worker. Primary type locality: Indonesia: West Java, Kebun Raya Bogor, 4.xii.1995 (F. Ito). Primary type depository: MZBJ. Primary type specimen: FI 95-404. Secondary type information: Secondary type material: 11 paratype workers, 3 paratype dealate queens, 1 paratype male (on 12 pins). Secondary type locality: same as for holotype. Secondary type depositories: MNHA, MZBJ, SKYC.