FIGURE 4 in Description of Armadillidium boalense sp. nov. from northern Spain, with remarks and a key of the genus in the Iberian Peninsula and the Balearic Islands (Isopoda: Oniscidea: Armadillidiidae)

FIGURE 4. Armadillidium boalense sp. nov. ♂ (CLLG 1180, Paratype). A. Dorsal cuticular cavities and scale-setae. B. Cephalon, frontal view. C. Cephalon, dorsal view. D. Pleon and pleotelson, dorsal view. E. First antenna. F. Second antenna. G. Left mandible. H. Right mandible. I–J. Maxillula, distal portions of outer and inner branches (scale bars: A, 0.05 mm; B–D, 1 mm; E, 0.05 mm; F, 0.5 mm; G–H, 0.2 mm; I–J, 0.1 mm).