FIGURES 17–18 in Four new species of Brueelia Kéler, 1936 (Phthiraptera: Ischnocera: Philopteridae) from African songbirds (Passeriformes: Sturnidae and Laniidae)

FIGURES 17–18. Male heads, dorsal and ventral views. 17, Brueelia clara n. sp. 18, Brueelia rigbyi n. sp. Abbreviations: ads = anterior dorsal seta; as1–2 = anterior setae 1–2; avs1–3 = anterior ventral setae 1–3; dsms = dorsal submarginal seta; mds = mandibular seta; mts1–5 = marginal temporal setae 1–5; os = ocular seta; pcs = preconal seta; pas = preantennal seta; pos = preocular seta; pts = post-temporal seta; s1–4 sensilla 1–4; vsms1–2 = ventral submarginal setae 1–2.