Traits taxon details
original description
Roberts, J. (1964). Lower Carboniferous faunas from the Wiragulla and Dungog, New South Wales. <em>Journal of the Royal Society of New South Wales.</em> 97: 193-215, plates 1-5. [details]
additional source
Roberts, J. (1976). Carboniferous Chonetacean and Productacean brachiopods from eastern Australia. <em>Palaeontology.</em> 19(1): 17-77, plates 3-13. [details] Available for editors 
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