Maxwell, W. G. H. (1951). Upper Devonian and Middle Carboniferous brachiopods of Queensland. <em>University of Queensland Papers.</em> 3(14): 1-27.[details] Available for editors
original descriptionMaxwell, W. G. H. (1951). Upper Devonian and Middle Carboniferous brachiopods of Queensland. <em>University of Queensland Papers.</em> 3(14): 1-27.[details] Available for editors