Ausich WI, Mironov AN, Eléaume M, Hess H. Part T, Echinodermata 2 (Revised), vol. 3, Complete Volume. InvertebratePaleo [Internet]. 2011 Jan. 1 [cited 2024 May 2];. Available from: https://journals.ku.edu/InvertebratePaleo/article/view/5395