Spis mrówek b
- Basiceros convexiceps
- Basiceros disciger
- Basiceros manni
- Basiceros militaris
- Basiceros singularis
- Basiceros undet
- Blepharidatta brasiliensis
- Blepharidatta conops
- Bothriomyrmex atlantis
- Bothriomyrmex decapitans
- Bothriomyrmex myops
- Bothriomyrmex paradoxus
- Bothriomyrmex pubescence
- Bothriomyrmex pusillus aequalis
- Bothriomyrmex syrius forel
- Brachymyrmex admotus
- Brachymyrmex antennatus
- Brachymyrmex australis
- Brachymyrmex coactus
- Brachymyrmex cordemoyi
- Brachymyrmex degener
- Brachymyrmex depilis
- Brachymyrmex goeldii
- Brachymyrmex heeri
- Brachymyrmex longicornis
- Brachymyrmex micromegas
- Brachymyrmex minutus
- Brachymyrmex modestus
- Brachymyrmex myops
- Brachymyrmex obscurior
- Brachymyrmex patagonicus
- Brachymyrmex pictus
- Brachymyrmex pilipes
- Brachymyrmex santschii