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Taxa Described in 1791
There were no genera described in 1791 (see all years)
The following 8 species/subspecies were described in 1791 (see all years)
| Taxon Name | Subfamily | Tribe | Genus | Species | Subspecies | Author | Type Locality Country | Fossil | Fossil Age | Notes |
|---|---|---|---|---|---|---|---|---|---|---|
| Formica cephalotes europaea | Formicinae | Formicini | Cataglyphis | cephalotes | europaea | Christ | Synonym, see Cataglyphis viatica | |||
| Formica fatale | Formicinae | Formicini | Formica | fatale | Christ | India | ||||
| Formica ferruginea Christ | Formicinae | Formicini | Formica | ferruginea | Christ | Synonym, see Formica rufa | ||||
| Formica obsoleta Christ | Formicinae | Camponotini | Camponotus | obsoleta | Christ | Synonym, see Camponotus ligniperda | ||||
| Formica siamicarubra | Formicinae | Formicini | Formica | siamicarubra | Christ | "Barbary" | ||||
| Formica tristis | Formicinae | Formicini | Formica | tristis | Christ | Synonym, see Formica fusca | ||||
| Formica visitatrix | Myrmicinae | Attini | Atta | visitatrix | Christ | Synonym, see Atta cephalotes | ||||
| Lasius nigerrimus | Formicinae | Lasiini | Lasius | nigerrimus | Christ | uncertain |