File:Myrmica phalacra.jpg

Figure 21-25

[[Media:Radchenko & Elmes 2009.pdf|Radchenko, A.G. & Elmes, G.W. 2009. Taxonomic revision of the pachei species-group of the genus Myrmica Latreille. Annales Zoologici (Warszawa) 59: 67-92. PDF]]