Hosie, A., and S. T. Ahyong. “First Records of the Giant Barnacles, Austromegabalanus Nigrescens (Lamarck, 1818) and A. Psittacus (Molina, 1782) (Cirripedia: Balanidae) From New Zealand, With a Key to New Zealand Balanidae”. Zootaxa, vol. 1674, no. 1, Jan. 2008, pp. 59–64, doi:10.11646/zootaxa.1674.1.5.