Protrechina

Nomenclature

 * † 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).