Aenictus fergusoni elongatus (Karavaiev, 1926) junior synonym of current valid taxon Aenictus gracilis Emery, 1893
Eciton (Aenictus) fergusoni subsp. elongatus Karavaiev, 1926d: 424, fig. 3 (w.) SRI LANKA. Indomalaya.
Primary type information: Type-material: syntype workers (number not stated, “several”). Type-locality: Sri Lanka (“Ceylon”): Ramboda, 3500 ft, 8.xii.1912 (O. John). Type-depository: SIZK.
Obsolete combinations
Citations