PLATE 31. A–E in Devonian Harpetidae from the central and eastern Anti-Atlas, Morocco

PLATE 31. A–E Maghroharpes aff. ihmadii, dorsal exoskeleton of partial cephalon, NHMUK It 29305, from an upper Pragian horizon, Ihandar Formation, bou Lachrhal (Fig. 2B, Map 9, site 4). A, dorsal, B, lateral and C, anterior view. D, lateral view of eye lobe and E, dorsal view of brim perforations. F–K Maghroharpes cf. forteyi, dorsal exoskeleton of partial cephalon, NHMUK It 29284, from top of the Pragian, Ihandar Formation, Oued el Atchane, Jbel Oufatene (Fig. 2B, Map 8, site 20). F, dorsal, G, anterior and H, lateral view. I, lateral view of eye lobe, J, dorsal view of brim perforations and K, pits on axial node. L–N Maghroharpes cf. zguidensis, dorsal exoskeleton of cephalon, NHMUK It 29328, from Merzâ Akhsai Formation?, Pragian, Douar Laayoune, Tata (Fig. 2B, Map 1, site 1). L, dorsal and M, lateral view. N, dorsal view of brim perforations. Scale bars shown represent 1 cm unless otherwise indicated.