PLATE 3. A–K Harpes supercilium n in Devonian Harpetidae from the central and eastern Anti-Atlas, Morocco

PLATE 3. A–K Harpes supercilium n. sp., from horizon 5, Section 2 (Fig. 7), El Otfal Formation, Eifelian, Jbel Issoumour (Fig. 2B, Map 7). A–F, articulated dorsal exoskeleton, paratype, NHMUK It 29251 (site 3). A, dorsal, B, lateral and C, anterior view. D, dorsal view of brim perforations, E, lateral view of glabella muscle insertion scars and F, lateral view of eye lobe. G–K, dorsal exoskeleton thorax enrolled, holotype, NHMUK It 29252 (site 10). G, dorsal view, H, anterior view, I, lateral view, J, dorsal view of brim perforations, K, lateral view of eye lobe. L–P Harpes supercilium n. sp., from horizon 8, Section 1 (Fig. 6), El Otfal Formation, Eifelian, Jbel Ou-Driss (Fig. 2B, Map 4, site 24), dorsal exoskeleton of cephalon, paratype, NHMUK It 29250. L, dorsal, M, anterior and N, lateral view. O, lateral view of muscle insertion scars on glabella, P, lateral view of eye lobe. Scale bars shown represent 1 cm unless otherwise indicated.