Myrmecina gracilis Okido et al., 2020: 44, fig. 18 (w.) BORNEO (East Malaysia: Sabah, Sarawak). Indomalaya.

Primary type information: Primary type material: holotype worker. Primary type locality: Malaysia: Sabah, Sayap Kinabalu, ca 1000 m. (K. Eguchi). Primary type depository: MBSM. Secondary type information: Secondary type material: 10 paratype workers. Secondary type locality: 4 paratype workers Malaysia: Sarawak, 4th Division, Gunong Mulu Nat. Park, 8.ii.1978, ii.1978, v.-vii.1978 (N.M. Collins, P.M. Hammond & J.E. Marshall), 1 paratype worker Malaysia: Sabah, Kinabalu, 1500 m., 25.iv.1987 (D. Burckhardt & I. Löbl), 2 paratype workers Sabah, Crocker Range N.P., KK-Tambunan, 1270 m., 17.v.1987 (D. Burckhardt & I. Löbl), 1 paratype worker Sabah, Kibongol Valley, 7 km. N Tambunan (I. Löbl & D. Burckhardt), 2 paratype workers Sabah, Gn. Silam, 620 m., 1983 (R. Leakey). Secondary type depository: BMNH.