genus
Wood, Mound, and Field Ants
Formica
Field notes
Formica is a genus of ants of the subfamily Formicinae, including species commonly known as wood ants, mound ants, thatching ants, and field ants. Formica is the type genus of the Formicidae, and of the subfamily Formicinae. The type species of genus Formica is the European red wood ant Formica rufa. Ants of this genus tend to be between 4 and 8 mm long.
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- Fusca-group Wood Ants 21 native
- Integra-group Field and Mound Ants 12 native
- Slave-raider Field and Mound Ants 7 native
- Neogagates-group Wood Ants 7 native
- Pallidefulva-group Field Ants 5 native
- Difficilis-group Field Ants 5 native
- Exsecta-group Field Ants 3 native
- Dakotensis-group Mound Ants 1 native
- Rufa-group Wood Ants
- Rufibarbis-group Field Ants
Range
Greener is more native, amber more introduced; paler is less certain. How this was decided
Most observed native wood, mound, and field ants All
Native to the US, by observations.
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Silky Field Ant
Formica subsericea
9,214 observations
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Western Thatching Ant
Formica obscuripes
7,684 observations
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Variable Field Ant
Formica pallidefulva
2,739 observations
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Allegheny Mound Ant
Formica exsectoides
2,135 observations
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Formica moki
1,461 observations
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Uncertain Field Ant
Formica incerta
1,120 observations
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Ulke's Mound Ant
Formica ulkei
1,047 observations
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Formica subpolita
890 observations
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Formica aserva
838 observations
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Prairie Mound Ant
Formica montana
738 observations
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New World Red-bearded Ant
Formica neorufibarbis
674 observations
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Western Mound Ant
Formica integroides
610 observations
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Wily Field Ant
Formica dolosa
540 observations
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Francoeur's Field Ant
Formica francoeuri
482 observations
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Eastern Mound Ant
Formica integra
476 observations