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 | ... IOCEPHALIA ... (2 elements)en (2) : ABRACHIOCEPHALIA · BOTHRIOCEPHALIASIS |
 | ... IOCEPHALI ... (15 elements) ABRACHIOCEPHALIA · BOTHRIOCEPHALIASIS · BRACHIOCEPHALIC · BRACHIOCEPHALIQUE · BRACHIOCEPHALIQUES · LEIOCEPHALIDAE · LUCIOCEPHALIDAE · LUCIOCEPHALINAE · PLAGIOCEPHALIC · PLAGIOCEPHALIE ... OCEPHALIA ... (35 elements) ABRACHIOCEPHALIA · ACANTHOCEPHALIASE · ACANTHOCEPHALIASIS · BOTHRIOCEPHALIASIS · MARGINOCEPHALIA · POROCEPHALIASIS · RHYNCHOCEPHALIA · RHYNOCEPHALIA · TAPINOCEPHALIA · TRICHOCEPHALIASIS |
 | ... ABRACHIOCEPHALIA ... (1 element) ABRACHIOCEPHALIA ... BOTHRIOCEPHALIASIS ... (1 element) BOTHRIOCEPHALIASIS |