Eurhopalothrix oscillum Longino, 2013a: 133, figs. 14C, 27, 36 (w.q.) COSTA RICA. Neotropic.

Primary type information: Primary type material: holotype worker. Primary type locality: Costa Rica: Alajuela, Casa Eladio, Rio Peñas Blancas, 10.30877 -84.7165, ±1 km., 830 m., 10.v.1989, wet forest, ex sifted leaf litter, #2529-s (J. Longino). Primary type depository: INBC. Primary type specimen: INBIOCRI001281403. Secondary type information: Secondary type material: 10 paratype workers. Secondary type locality: same as for holotype. Secondary type depositories: CASC, CFSS, EAPZ, FMNH, JTLC, MCZC, MZSP, UCDC, USNM.