Acanthostichus quadratus Emery, 1895b: 750, Taf. 16, Fig. 5, 6; Taf. 17, Fig. 12, w, q.
Current status: Acanthostichus quadratus (s/f Dorylinae).
Type locality(-ies): “Aus Bolivian und Amazonas ”.
Original Karawajew labels: 1 w, “ Bolivia ”, “ Acanthostichus / ( Acanthostichus) / quadratus Em. / Det. Emery”.
Material: PARALECTOTYPE, 1 w (CASENT 0916794) (Box 1).
Notes. Mackay (1996) designated lectotype (worker) of A. quadratus from “Amazonas” (probably Brazil).