Traits taxon details
original description
Brown, I. A. (1953). Permian spirifers from Tasmania. <em>Journal Proceedings of the Royal Society N. S. W.</em> 86: 55-63. [details]
basis of record
Clarke, M. J. (1979). The Tasmanian Permian spiriferid brachiopods Trigonotreta stokesi, Koenig, 1825, Grantonia hobartensis, Brown, 1953 and Spirifer tasmaniensis, Morris, 1845. <em>Journal of Paleontology.</em> 53: 197-207. [details]
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