PLATE 9. A–I Harpes prescheri n in Devonian Harpetidae from the central and eastern Anti-Atlas, Morocco

PLATE 9. A–I Harpes prescheri n. sp., from an horizon 100 m upslope of "Couche Rouge", close to the Pyschopyge horizon, Er Remlia Formation, Emsian, Jbel Issoumour (Fig. 2B, Map 7). A–E dorsal exoskeleton of cephalon and disarticulated thorax, holotype, NHMUK It 29244 (site 9). A, dorsal, B, lateral and C, anterior view. D, dorsal view of brim perforations, E, lateral view of eye lobe (uncoated). F–I dorsal exoskeleton of cephalon, paratype, NHMUK It 29243 (site 8);, F dorsal, G, anterior and H, lateral view. I, dorsal view of brim perforations. J–N Harpes cf. prescheri, dorsal exoskeleton of cephalon, NHMUK It 29245, from "Lobopyge Couche", El Otfal Formation, Emsian/Eifelian boundary, Jbel Issoumour (Fig. 2B, Map 7, site 2). J, dorsal, K, anterior and L, lateral view. M, lateral view of glabella (uncoated) and N, dorsal view of brim perforations. Scale bars shown represent 1 cm unless otherwise indicated.