P. europaea, [584]Pyrrhulauda, [497], [498]Pyrrhuloxia, [583]Pyrrhuphonia, [576]Quadrate bone, [11], [26];in Hesperornis, [26], [47];in Ichthyornis, [26], [94];in Ratitae, [26];in Tinamidae, [26], [182]Quadratojugal, [11]