Project 5007: J. R. Thompson, G. V. Mirantsev, E. Petsios, D. J. Bottjer, A. Smith. 2020. Phylogenetic analysis of the Archaeocidaridae and Palaeozoic Miocidaridae (Echinodermata, Echinoidea) and the origin of crown group echinoids. Papers in Palaeontology. 6 (2):217-249.
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This project has 3 media. Displaying 3 media.
M898411
† Polytaxicidaris lirata
whole specimen (fossil)
M898412
† Archaeocidaris immanis
whole specimen (fossil)
M898413
† Archaeocidaris brownwoodensis
whole specimen (fossil)