And then there were twelve: the taxonomic status of Anomalopteryx oweni (Aves: Dinornithidae) Notornis, 29 (3), 165-170 Millener, P.R. (1982)Article Type: PaperAttachmentDownloadRe-examination of the type material of Anomalopteryx oweni (Haast) indicates that this taxon should be synonymised with A. didiformis (Owen).