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| Taxon | Status | Relationship Type |
|---|---|---|
| Acromyrmex (Acromyrmex) hispidus subsp. formosus var. rufescens Santschi | Unavailable, other | member |
| Acromyrmex aspersus var. insularis Santschi | Original name/combination | |
| Atta (Acromyrmex) mesonotalis var. crassispina Forel | Original name/combination | member |
| Acromyrmex (Acromyrmex) crassispinus (Forel) | Subsequent name/combination | member |
| Acromyrmex (Acromyrmex) insularis Santschi | Subsequent name/combination | |
| Acromyrmex crassispinus (Forel) | Subsequent name/combination | member |
| Acromyrmex (Acromyrmex) hispidus st. formosus var. rufescens Santschi | Unavailable, other | member |
| Acromyrmex (Acromyrmex) aspersus var. insularis Santschi | Subsequent name/combination | |
| 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 |
| Acromyrmex insularis Santschi | Subsequent name/combination | |
| Acromyrmex (Acromyrmex) insurlais Santschi | Unavailable, literature misspelling |
| Citation | Annotation |
|---|---|
| Santschi F., 1925: 242. | original description |
| Gonçalves C. R., 1961: 139. | junior synonym of Acromyrmex crassispinus (Forel) |
| Klingenberg C., Brandão C. R. F., 2005: 42. | type information |
| Determiner(s) | # of Records |
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| Collecting Method | # of Records |
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