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| Taxon | Status | Relationship Type |
|---|---|---|
| Acromyrmex (Acromyrmex) hispidus subsp. formosus var. rufescens Santschi | Unavailable, other | member |
| Acromyrmex (Acromyrmex) crassispinus subsp. rusticus Santschi | Subsequent name/combination | |
| Acromyrmex crassispinus st. rusticus Santschi | Original name/combination | |
| Atta (Acromyrmex) mesonotalis var. crassispina Forel | Original name/combination | member |
| Acromyrmex (Acromyrmex) crassispinus (Forel) | Subsequent name/combination | member |
| Acromyrmex rusticus Santschi | Subsequent name/combination | |
| Acromyrmex crassispinus rusticus Santschi | Subsequent name/combination | |
| Acromyrmex (Acromyrmex) rusticus Santschi | Subsequent name/combination | |
| Acromyrmex crassispinus (Forel) | Subsequent name/combination | member |
| Acromyrmex (Acromyrmex) hispidus st. formosus var. rufescens Santschi | Unavailable, other | member |
| Acromyrmex mesonotalis var. crassispina (Forel) | Subsequent name/combination | member |
| Acromyrmex hispidus st. formosus var. rufescens Santschi | Unavailable, other | member |
| Acromyrmex hispidus formosus var. rufescens Santschi | Unavailable, other | member |
| Citation | Annotation |
|---|---|
| Gonçalves C. R., 1961: 139. | junior synonym of Acromyrmex crassispinus (Forel) |
| Determiner(s) | # of Records |
|---|
| Collecting Method | # of Records |
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