Cracraft, J & J. Feinstein, 2000. What is not a bird of paradise? Molecular and morphological evidence places Macgregoria in the Meliphagidae and the Cnemophilinae near the base of the corvoid tree. Proc. R. Soc. Lond. B 7 Febr. 2000 vol. 267 no. 1440 233-241.
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