Polyrhachis alexisi

This rare, but distinctive species is only known from the original type specimens (Bolton, 1973) and a collection from the Central African Republic (Rigato, 2016).

Identification
The only species of the alexisi-group with a combination of four petiolar spines or teeth and immarginate propodeum.

Distribution based on Regional Taxon Lists
Afrotropical Region: Democratic Republic of Congo.

Nomenclature

 *  alexisi. Polyrhachis (Cyrtomyrma) alexisi Forel, 1916: 455, fig. 7 (w.q.) DEMOCRATIC REPUBLIC OF CONGO. Combination in P. (Pseudocyrtomyrma): Emery, 1925b: 206; in P. (Myrma): Bolton, 1973b: 346.