File:Csosz and Seifert 2003 Ponera fig 4-11.jpg

Figs 4–11. 4–5 = Lateral aspect of the petiole: 4 = Ponera testacea, 5 = P. coarctata; 6–7 = petiole feature of the worker from above: 6 = P. testacea, 7 = P. coarctata; 8–9 = Lateral aspect of the worker mesosoma and petiole: 8 = P. testacea, 9 = P. coarctata; 10–11 = Lateral aspect of the gyne mesosoma: 10 = P. testacea, 11 = P. coarctata.

Csősz, S., and B. Seifert. 2003. Ponera testacea Emery, 1895 stat. nov. - A sister species of P. coarctata (Latreille, 1802) (Hymenoptera: Formicidae). Acta Zoologica Academiae Scientiarum Hungaricae. 49:211-223.