Template:Worthy, 1989
- Worthy, T.H. 1989. Validation of Pachyornis australis Oliver (Aves; Dinornithiformes), a medium sized moa from the South Island, New Zealand. New Zealand Journal of Geology and Geophysics 32(2): 255–266. DOI: 10.1080/00288306.1989.10427587
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