Summary of mature female morphological measurements taken from preserved museum specimens of <i>Octopus tetricus</i> (east Australia and Tasmania), <i>O.</i> cf. <i>tetricus</i> (Western Australia) and <i>O. gibbsi</i> (New Zealand).

Missing data (shown in bold) has been replaced by the global mean of the respective trait. Institutions – AM = Australian Museum, Sydney, MV = Museum Victoria.