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| Kingdom Animalia |
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Prionopidae Swainson, 1824 -- valid |
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Prionops Vieillot, 1816 -- valid |
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Prionops alberti Schouteden, 1933 -- valid -- Yellow-crested Helmetshrike |
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Prionops caniceps (Bonaparte, 1850) -- valid -- Red-billed Helmetshrike |
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Prionops caniceps caniceps (Bonaparte, 1850) -- valid |
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Prionops caniceps harterti (Neumann, 1908) -- valid |
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Prionops gabela Rand, 1957 -- valid -- Gabela Helmetshrike |
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Prionops plumatus (Shaw, 1809) -- valid -- White-crested Helmetshrike |
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Prionops plumatus concinnatus Sundevall, 1850 -- valid |
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Prionops plumatus cristatus Rüppell, 1836 -- valid |
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Prionops plumatus plumatus (Shaw, 1809) -- valid |
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Prionops plumatus poliocephalus (Stanley, 1814) -- valid |
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Prionops plumatus vinaceigularis Richmond, 1897 -- valid |
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Prionops poliolophus Fischer & Reichenow, 1884 -- valid -- Grey-crested Helmetshrike |
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Prionops retzii Wahlberg, 1856 -- valid -- Retz's Helmetshrike |
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Prionops retzii graculinus Cabanis, 1868 -- valid |
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Prionops retzii nigricans (Neumann, 1899) -- valid |
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Prionops retzii retzii Wahlberg, 1856 -- valid |
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Prionops retzii tricolor G. R. Gray, 1864 -- valid |
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Prionops rufiventris (Bonaparte, 1853) -- valid -- Rufous-bellied Helmetshrike |
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Prionops rufiventris mentalis (Sharpe, 1884) -- valid |
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Prionops rufiventris rufiventris (Bonaparte, 1853) -- valid |
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Prionops scopifrons (W. Peters, 1854) -- valid -- Chestnut-fronted Helmetshrike |
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Prionops scopifrons keniensis (Someren, 1923) -- valid |
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Prionops scopifrons kirki (W. L. Sclater, 1924) -- valid |
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Prionops scopifrons scopifrons (W. Peters, 1854) -- valid |
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