| Name | Authorship | Protonym |
|---|---|---|
|
Formica occidentalis
incertae sedis in genus, unidentifiable
|
Buckley, 1866 |
Formica occidentalis
(w.q.)
U.S.A. (New York, Connecticut).
Nearctic.
|
|
Formica occidua
junior synonym of current valid taxon Formica moki Wheeler, 1906
|
Wheeler, 1913i |
Formica rufibarbis var. occidua
(w.q.)
U.S.A. (California).
Nearctic.
|
|
Formica occulta
valid
|
Francoeur, 1973 |
Formica occulta
(w.q.m.)
U.S.A. (Colorado).
Nearctic.
|
|
†Formica occultata
an obsolete combination of †Lasius occultatus (Heer, 1849)
|
Heer, 1849 |
†Formica occultata
(q.m.)
CROATIA (Miocene).
|
|
†Formica occultata parschlugiana
an obsolete combination of †Lasius occultatus parschlugianus (Heer, 1849)
|
Heer, 1849 |
†Formica occultata subsp. parschlugiana
(caste?)
GERMANY.
|
|
†Formica ocella
an obsolete combination of †Emplastus ocellus (Heer, 1849)
|
Heer, 1849 |
†Formica ocella
(q.m.)
CROATIA (Miocene).
|
|
Formica octospinosa
an obsolete combination of Acromyrmex octospinosus (Reich, 1793)
|
Reich, 1793 |
Formica octospinosa
(w.)
FRENCH GUIANA.
Neotropic.
|
|
Formica oculata
an obsolete combination of Opisthopsis oculata (Smith, 1859)
|
Smith, 1859a |
Formica oculata
(w.)
INDONESIA (Aru Is).
Indomalaya.
|
|
†Formica oculata
incertae sedis in family, valid
|
Heer, 1849 |
†Formica oculata
(m.)
CROATIA (Miocene).
|
|
Formica oculatissima
an obsolete combination of Proformica oculatissima (Forel, 1886)
|
Forel, 1886e |
Formica oculatissima
(m.)
GREECE.
Palearctic.
|
|
Formica omnivora
incertae sedis in genus, unidentifiable
|
Linnaeus, 1758 |
Formica omnivora
(w.)
SOUTH AMERICA.
Neotropic.
|
|
Formica opaca
an obsolete combination of Camponotus opaca (Nylander, 1856)
|
Nylander, 1856b |
Formica opaca
(w.)
FRANCE, ALGERIA.
Palearctic.
|
|
Formica opaciventris
valid
|
Emery, 1893k |
Formica exsectoides var. opaciventris
(w.)
U.S.A. (Colorado).
Nearctic.
|
|
Formica opacus
homonym replaced by Formica kupyanskayae Bolton, 1995
|
Kupyanskaya, 1980 |
Formica opacus
(w.q.m.)
RUSSIA.
Palearctic.
|
|
†Formica ophthalmica
an obsolete combination of †Lasius ophthalmicus (Heer, 1849)
|
Heer, 1849 |
†Formica ophthalmica
(q.)
CROATIA (Miocene).
|
|
Formica orangea
valid
|
Seifert & Schultz, 2009b |
Formica orangea
(w.)
KYRGYZSTAN.
Palearctic.
|
|
†Formica orbata
incertae sedis in genus, valid
|
Heer, 1849 |
†Formica orbata
(m.)
GERMANY (Miocene).
|
|
Formica oreas
valid
|
Wheeler, 1903g |
Formica oreas
(w.q.m.)
U.S.A. (Colorado).
Nearctic.
|
|
Formica oreas comptula
junior synonym of current valid taxon Formica oreas Wheeler, 1903
|
Wheeler, 1913i |
Formica oreas var. comptula
(w.q.)
U.S.A. (Washington).
Nearctic.
|
|
Formica oreas oreas
an obsolete combination of Formica oreas Wheeler, 1903
|
Wheeler, 1903g |
Formica oreas
(w.q.m.)
U.S.A. (Colorado).
Nearctic.
|
|
Formica oregonensis
valid
|
Cole, 1938c |
Formica oregonensis
(w.)
U.S.A. (Oregon).
Nearctic.
|
|
†Formica ovala
valid
|
Zhang, 1989 |
†Formica ovala
(m.)
CHINA (Shandong, Miocene).
|
|
Formica ovata
incertae sedis in genus, unidentifiable
|
Reich, 1793 |
Formica ovata
(no sex/caste given)
FRENCH GUIANA.
Neotropic.
|
|
Formica ovaticeps
an obsolete combination of Camponotus ovaticeps (Spinola, 1851)
|
Spinola, 1851a |
Formica ovaticeps
(w.)
CHILE.
Neotropic.
|
|
Formica pachucana
valid
|
Francoeur, 1973 |
Formica pachucana
(w.q.)
MEXICO (Hidalgo).
Neotropic.
|
|
Formica pacifica
valid
|
Francoeur, 1973 |
Formica pacifica
(w.q.)
U.S.A. (Washington).
Nearctic.
|
|
†Formica palaeopolonica
valid
|
Dlussky, 2008a |
†Formica palaeopolonica
(w.)
BALTIC AMBER (Eocene).
|
|
†Formica paleosibirica
valid
|
Dlussky et al., 2015 |
†Formica paleosibirica
(m.)
RUSSIA (Sikhote-Alin, Bol’shaya Svetlovodnaya, Eocene).
|
|
Formica pallens
an obsolete combination of Camponotus pallens (Le Guillou, 1842)
|
Le Guillou, 1842 |
Formica pallens
(q.)
TONGA.
Oceania.
|
|
Formica pallens
an obsolete combination of Camponotus pallens (Nylander, 1849)
|
Nylander, 1849 |
Formica pallens
(w.)
ITALY (Sicily).
Palearctic.
|