Traits taxon details
original description
(of ) Brown, I. A. (1953). Permian spirifers from Tasmania. <em>Journal Proceedings of the Royal Society N. S. W.</em> 86: 55-63. [details]
additional source
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. note: Proposes that Grantonia is junior synonym of Trigonotreta. [details]
new combination reference
Waterhouse, J. B. (2004). Permian and Triassic stratigraphy and fossils of the Himalaya in northern Nepal. <em>Earthwise.</em> 6: 1-259. [details] Available for editors
|