Orectognathus

Nomenclature

 *  ORECTOGNATHUS [Myrmicinae: Dacetini]
 * Orectognathus Smith, F. 1853: 227. Type-species: Orectognathus antennatus, by monotypy.
 * Orectognathus senior synonym of Arnoldidris: Taylor, 1977: 581; Bolton, 1999: 1655; Bolton, 2000: 19.
 * ARNOLDIDRIS [junior synonym of Orectognathus]
 * Arnoldidris Brown, 1950c: 143. Type-species: Orectognathus chyzeri, by original designation.
 * Arnoldidris junior synonym of Orectognathus: Taylor, 1977: 581; Bolton, 1999: 1655.