Opinions from F. M. Carpenter 1930
- 'Agroecomyrmicini belongs to Myrmicinae'
- 'Aphaenogaster donisthorpei belongs to Aphaenogaster'
- 'Aphaenogaster longaeva is a nomen dubium'
- 'Aphaenogaster mayri belongs to Aphaenogaster'
- 'Archimyrmex rostratus belongs to Archimyrmex'
- 'Archiponera belongs to Ponerini'
- 'Archiponera wheeleri belongs to Archiponera'
- 'Calyptites antediluvianum is a nomen dubium'
- 'Camponotus fuscipennis belongs to Camponotus'
- 'Camponotus microcephalus belongs to Camponotus'
- 'Camponotus petrifactus belongs to Camponotus'
- 'Cephalomyrmex belongs to Myrmicinae'
- 'Cephalomyrmex rotundatus belongs to Cephalomyrmex'
- 'Dolichoderus (Hypoclinea) antiquus belongs to Dolichoderus (Hypoclinea)'
- 'Dolichoderus (Hypoclinea) rohweri belongs to Dolichoderus (Hypoclinea)'
- 'Elaeomyrmex coloradensis belongs to Elaeomyrmex'
- 'Elaeomyrmex gracilis belongs to Elaeomyrmex'
- 'Eoformica eocenica is a subjective synonym of Eoformica pingue'
- 'Formica arcana is a nomen dubium'
- 'Formica cockerelli belongs to Formica'
- 'Formica eoptera is a nomen dubium'
- 'Formica grandis belongs to Formica'
- 'Formica impacta is recombined as Miomyrmex impactus'
- 'Formica robusta belongs to Formica'
- 'Hypoclinea was reranked as Dolichoderus (Hypoclinea) and belongs to Dolichoderus'
- 'Hypoclinea obliterata is a nomen dubium'
- 'Iridomyrmex florissantius belongs to Iridomyrmex'
- 'Iridomyrmex obscurans belongs to Iridomyrmex'
- 'Lasius terreus is a nomen dubium'
- 'Liometopum miocenicum belongs to Liometopum'
- 'Liometopum pingue is recombined as Eoformica pingue'
- 'Liometopum scudderi belongs to Liometopum'
- 'Lithomyrmex belongs to Agroecomyrmicini'
- 'Lithomyrmex rugosus belongs to Lithomyrmex'
- 'Lithomyrmex striatus belongs to Lithomyrmex'
- 'Messor sculpturatus belongs to Messor'
- 'Mianeuretus mirabilis belongs to Mianeuretus'
- 'Miomyrmex belongs to Miomyrmicini'
- 'Miomyrmex striatus belongs to Miomyrmex'
- 'Miomyrmicini belongs to Myrmicinae'
- 'Petraeomyrmex belongs to Myrmicinae'
- 'Petraeomyrmex minimus belongs to Petraeomyrmex'
- 'Pheidole tertiaria belongs to Pheidole'
- 'Pogonomyrmex fossilis belongs to Pogonomyrmex'
- 'Ponera hendersoni is recombined as Protazteca hendersoni'
- 'Protazteca capitata belongs to Protazteca'
- 'Protazteca elongata belongs to Protazteca'
- 'Protazteca quadrata belongs to Protazteca'
- 'Pseudocamponotus belongs to Formicinae'
- 'Pseudocamponotus elkoanus belongs to Pseudocamponotus'
- 'Pseudomyrma extincta belongs to Pseudomyrma'
- 'Tetramorium peritulum is recombined as Lasius peritulus'