Popov LE, Holmer LE, Cocks LRM, Bassett MG, Racheboeuf PR, Jia-Yu R, et al. Part H, Brachiopoda (Revised), vol. 6, ch. 4, p. 2590–2638. InvertebratePaleo [Internet]. 2007 Jan. 1 [cited 2024 Nov. 24];. Available from: https://journals.ku.edu/InvertebratePaleo/article/view/5518