Adults of Glomeris punica exhibit a maximum length of 12 mm and a width of 6 mm. The millipede displays a varied colouration from a light brown to darker shades. The species possesses 2 - 11 tergites, which display a faded paramedian spot pattern. Male legs numbered 17, 18and 19possess well defined telopods. A distinctive feature of the species is the consistently prominent lateral lobe in the 17th coxite of the male.