Traits taxon details
original description
Ivanova, E. A. (1972). Osnovnyye zakonomernosti evolyutsii spiriferid (Brachiopoda) [Main features of spiriferid evolution (Brachiopoda)]. <em>Paleontologicheskii Zhurnal.</em> 1972(3): 28-42. [details]
basis of record
Treatise on Invertebrate Paleontology. (1997-2007). Part H revised, Brachiopoda. <em>Geological Society of America, Boulder; and University of Kansas Press, Lawrence,.</em> vol. 1-6. [details]
additional source
Guo, Z.; Chen, Z.-Q.; Harper, D. A. T. (2019). The Anisian (Middle Triassic) brachiopod fauna from Qingyan, Guizhou, south-western China. <em>Journal of Systematic Palaeontology.</em> 18(8): 647-701., available online at https://doi.org/10.1080/14772019.2019.1682695 [details] Available for editors 
additional source
Waterhouse, J. B. (2024). Punctate Spiriferimorph Brachiopoda from the Permian of East Australia and New Zealand. <em>Earthwise.</em> 27: 1-67. [details] Available for editors 
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