Traits name details
original description
(of Biernatiidae Holmer, 1989 †) Holmer, L. E. (1989). Middle Ordovician phosphatic inarticulate brachiopods from Västergötland and Dalarna, Sweden. <em>Fossils and Strata.</em> 26: 1-172. [details]
basis of record
Percival, I. G.; Simes, J. E.; Cooper, R. A.; Zhen, Y. Y. (2011). Middle Ordovician linguliformean brachiopods from the Maruia-springs junction area, New Zealand. <em>Memoirs of the Association of Australasian Palaeontologists.</em> 1(42): 459-492. note: Uses family spelling "Biernatidae". [details]
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