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Temporal range: Lutetian, Middle Eocene
Arkansas amber, Malvern, Arkansas, United States
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Hymenoptera
Family: Formicidae
Subfamily: Formicinae
Genus: Protrechina
Wilson, 1985
Type species
Protrechina carpenteri
1 fossil species
(Species Checklist)




The following information is derived from Barry Bolton's New General Catalogue, a catalogue of the world's ants.

  • PROTRECHINA [incertae sedis in Formicinae]
    • Protrechina Wilson, 1985d: 211. Type-species: †Protrechina carpenteri, by original designation.
    • Protrechina in Formicinae, Prenolepidini: Hölldobler & Wilson, 1990: 18.
    • Protrechina in Formicinae, Lasiini: Bolton, 1994: 50, Bolton, 1995b: 369.
    • Protrechina incertae sedis in Formicinae: Wilson, 1985f PDF: 211; Dlussky & Fedoseeva, 1988: 77; Bolton, 2003 PDF: 28.

Taxonomic Notes

Placed within the Formicinae near Nylanderia by LaPolla & Dlussky (2010), placed within the Formicinae but unplaced to tribe by Ward et al. (2016).