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| Taxon | Status | Relationship Type |
|---|---|---|
| Cryptocerus atrata (Linnaeus) | Subsequent name/combination | member |
| Cephalotes quadridens (DeGeer) | Subsequent name/combination | |
| Cephalotes atratus r. quadridens var. dehnowi Forel | Unavailable, other | member |
| Cephalotes atratus st. quadridens (DeGeer) | Subsequent name/combination | |
| Cephalotes atratus (Linnaeus) | Subsequent name/combination | member |
| Cryptocerus atratus (Linnaeus) | Subsequent name/combination | member |
| Cryptocerus (Cephalotes) atratus (Linnaeus) | Subsequent name/combination | member |
| Cephalotes atratus quadridens var. dehnowi Forel | Unavailable, other | member |
| Cryptocerus Atratus (Linnaeus) | Subsequent name/combination | member |
| Cephalotes atratus subsp. quadridens (DeGeer) | Subsequent name/combination | |
| Formica quadridens DeGeer | Original name/combination | |
| Formica (Cryptocerus) atratus Linnaeus | Subsequent name/combination | member |
| Cephalotes atratulus (Linnaeus) | Unavailable, literature misspelling | member |
| Formica atrata Linnaeus | Original name/combination | member |
| Citation | Annotation |
|---|---|
| De Geer C., 1773: 696. | original description |
| Latreille P. A., 1802: 445. | junior synonym of Formica atrata Linnaeus |
| Mayr G., 1865: 119. | junior synonym of Cryptocerus atratus (Linnaeus) |
| Retzius A. J., 1783: 220. | description, junior synonym of Formica atrata Linnaeus |
| Kempf W. W., 1951: 115, 122. | junior synonym of Cephalotes atratus (Linnaeus) |
| Determiner(s) | # of Records |
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| Collecting Method | # of Records |
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