Crematogaster thalia ^HNS NEW STATUS . Crematogaster brevispinosa var. thalia Forel ^HNS, 1911b:273. Syntype worker, queen: Paraguay, San Bernardino (Fiebrig) [MHNG] (examined). Emery, 1922:134: combination in C. (Orthocrema) ^HNS.

The anteroventral petiolar tooth is almost spinelike; the mesosoma and fourth abdominal tergite are moderately setose; the mesosoma is large, light-colored.