Hunter, A. W.; Larson, N. L.; Landman, N. H.; Oji, T. (2016). Lakotacrinus brezinai n. gen. n. sp., a new stalked crinoid from cold methane seeps in the Upper Cretaceous (Campanian) Pierre Shale, South Dakota, United States. Journal of Paleontology. 90(03): 506-524.
Hunter, A. W.; Larson, N. L.; Landman, N. H.; Oji, T.
2016
Lakotacrinus brezinai n. gen. n. sp., a new stalked crinoid from cold methane seeps in the Upper Cretaceous (Campanian) Pierre Shale, South Dakota, United States