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Taxon | Status | Relationship Type |
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Formica rufa subsp. difficilis Emery | Original name/combination | |
Formica rufa difficilis Emery | Subsequent name/combination | |
Formica (Formica) difficilis Emery | Subsequent name/combination | |
Formica habrogyna Cole | Original name/combination | junior_synonym |
Formica difficilis var. consocians Wheeler | Original name/combination | junior_synonym |
Formica consocians Wheeler | Subsequent name/combination | junior_synonym |
Formica difficilis Emery | Subsequent name/combination | |
Formica difficilis consocians Wheeler | Subsequent name/combination | junior_synonym |
Citation | Annotation |
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Emery C., 1925: 256. | cataloged, placed in subgenus Formica (Formica) |
Bolton B., 1995: 504. | cataloged, placed in microgyna species group |
Creighton W. S., 1950: 499, 500. | keyed, description, distribution, synonymy, type information, placed in subgenus Formica (Formica), microgyna group |
Wheeler W. M., 1904: 305. | distribution |
Wheeler W. M., 1905: 399. | distribution |
Determiner(s) | # of Records |
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Collecting Method | # of Records |
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