Bothriomyrmex decapitans is a species of ant in the genus Bothriomyrmex. Described by Santschi in 1911, the species is endemic to Algeria and Tunisia.Santschi, F. 1911f. Formicides nouveaux de l'Afrique Mineure (4e note suite). Bull. Soc. Hist. Nat. Afr. Nord 2: 78-85 (page 78, fig. 10c worker, queen, male described)
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