Gorzelak, P, Kołbuk, D, Dec, M, Oji, T, Oguri, K, Brom, K, Brachaniec, T, Paszcza, K & Salamon, M 2022, ' Recent advances in ichnology of crawling stalked crinoids ', Contributions from the museum of paleontology, University of Michigan, vol. 34, no. 5, pp. 54-62 . https://doi.org/10.7302/3815