Note: taxa described in nested references of this reference are not included here.
| Taxon | 
Authorship | 
 | 
Rank | 
Status | 
 | 
| Acanthostichus niger | 
Santschi, 1933f | 
105 | 
Species | 
Synonym | 
 | 
| Acanthostichus serratulus niger | 
Santschi, 1933f | 
105 | 
Subspecies | 
Obsolete combination | 
Original combination
 | 
| Acromyrmex lobicornis cochlearis | 
Santschi, 1933f | 
120 | 
Subspecies | 
Valid | 
Original combination
 | 
| Acromyrmex lobicornis rufidens | 
Santschi, 1933f | 
120 | 
Subspecies | 
Synonym | 
Original combination
 | 
| Acromyrmex subterraneus ogloblini | 
Santschi, 1933f | 
121 | 
Subspecies | 
Synonym | 
Original combination
 | 
| Azteca lanuginosa clariceps | 
Santschi, 1933f | 
121 | 
Subspecies | 
Synonym | 
Original combination
 | 
| Brachymyrmex australis pullus | 
Santschi, 1933f | 
122 | 
Subspecies | 
Obsolete combination | 
 | 
| Brachymyrmex bonariensis | 
Santschi, 1933f | 
122, figs. 20, 21 | 
Species | 
Valid | 
 | 
| Brachymyrmex constrictus bonariensis | 
Santschi, 1933f | 
122, figs. 20, 21 | 
Subspecies | 
Obsolete combination | 
Original combination
 | 
| Brachymyrmex longicornis pullus | 
Santschi, 1933f | 
122 | 
Subspecies | 
Obsolete combination | 
Original combination
 | 
| Brachymyrmex pullus | 
Santschi, 1933f | 
122 | 
Species | 
Unidentifiable | 
 | 
| Carebara bruchi | 
Santschi, 1933f | 
116 | 
Species | 
Valid | 
 | 
| Crematogaster abstinens chacoana | 
Santschi, 1933f | 
111, fig. 6 | 
Subspecies | 
Synonym | 
Original combination
 | 
| Crematogaster montezumia proletaria | 
Santschi, 1933f | 
113 | 
Subspecies | 
Synonym | 
Original combination
 | 
| Crematogaster polymnia oeagria | 
Santschi, 1933f | 
113 | 
Subspecies | 
Valid | 
Original combination
 | 
| Cyphomyrmex daguerrei | 
Santschi, 1933f | 
118 | 
Species | 
Obsolete combination | 
Original combination
 | 
| Martia daguerrei | 
Santschi, 1933f | 
111 | 
Species | 
Obsolete combination | 
Original combination
 | 
| Mycetophylax daguerrei | 
Santschi, 1933f | 
118 | 
Species | 
Valid | 
 | 
| Mycocepurus ogloblini | 
Santschi, 1933f | 
119, figs. 12, 13 | 
Species | 
Synonym | 
Original combination
 | 
| Oligomyrmex bruchi | 
Santschi, 1933f | 
116 | 
Species | 
Obsolete combination | 
Original combination
 | 
| Oxyepoecus daguerrei | 
Santschi, 1933f | 
111 | 
Species | 
Valid | 
 | 
| Pheidole cavifrons longior | 
Santschi, 1933f | 
110, figs. 1-3 | 
Subspecies | 
Obsolete combination | 
Original combination
 | 
| Pheidole flavens mediorubra | 
Santschi, 1933f | 
107 | 
Subspecies | 
Synonym | 
Original combination
 | 
| Pheidole gertrudae loretensis | 
Santschi, 1933f | 
108 | 
Subspecies | 
Synonym | 
Original combination
 | 
| Pheidole longior | 
Santschi, 1933f | 
110, figs. 1-3 | 
Species | 
Valid | 
 | 
| Pheidole nitidula pampana nigrior | 
Santschi, 1933f | 
108 | 
Infrasubspecies | 
Unavailable | 
Original combination
 | 
| Pheidole radoszkowskii reflexans | 
Santschi, 1933f | 
109 | 
Subspecies | 
Obsolete combination | 
Original combination
 | 
| Pheidole reflexans | 
Santschi, 1933f | 
109 | 
Species | 
Valid | 
 | 
| Pheidole risi rugatula | 
Santschi, 1933f | 
109 | 
Subspecies | 
Unavailable misspelling | 
 | 
| Pheidole risii rugatula | 
Santschi, 1933f | 
109 | 
Subspecies | 
Obsolete combination | 
Original combination
 | 
| Pheidole rugatula | 
Santschi, 1933f | 
109 | 
Species | 
Valid | 
 | 
| Procryptocerus striatus convergens loretensis | 
Santschi, 1933f | 
117 | 
Infrasubspecies | 
Unavailable | 
Original combination
 | 
| Solenopsis joergenseni edentula | 
Santschi, 1933f | 
115 | 
Subspecies | 
Synonym | 
Original combination
 |