Crematogaster spengeli Forel, 1912 junior synonym of current valid taxon Crematogaster coriaria Mayr, 1872
Crematogaster spengeli Forel, 1912o: 56 (w.) INDONESIA (Sumatra). Indomalaya.
Primary type information: Type-material: lectotype worker (by designation of Hosoishi & Ogata, 2015b: 4). Type-locality: Indonesia: Sumatra, Indrapura (Tritschler). Type-depository: MHNG. Type notes: Lectotype designation may be redundant as original description implies only a single worker.
Citations

Extant: 0 valid subspecies (1 synonym, 2 obsolete combinations)