Middle Miocene echinoids and molluscs of Barrow Island, Western Australia / Kenneth J. McNamara and George W. Kendrick. 1983. [Brief extract only, full report kept with unpublished reports at UR230]. A new species of the echinoid Rhynobrissus (Spatangoida: Brissidae) from north-west Australia / K.J. McNamara. 1982. Quistrachia barrowensis sp. nov.