Late Cretaceous phymosomatids and the true identity of Cidarites granulosus Goldfuss, 1829 (Echinoidea, Phymosomatoida) Author Schlüter, Nils Author Kutscher, Manfred Author Smith, Andrew B. Author Jagt, John W. M. Author Lees, Jackie A. text Zootaxa 2012 3271 17 30 journal article 44985 10.5281/zenodo.210594 b931c5b9-02bb-43cc-b2a1-da0e3252397c 1175-5326 210594

TABLE 1. Comparison of important morphological features of the type species of the genera Phymosoma (i.e., Cidaris

pore zones adapically strongly biserial	strictly uniserial	uniserial to irregularly biserial
adoral ambulacral plating columns of polygeminate plates	alternation of simple elements and quadrigeminate/ trigemi- nate plates	columns of polygeminate plates
orientation of pore pairs oblique to horizontal	strongly oblique to almost vertical	oblique to horizontal
size of the ambital mamel- 40–50 per cent ons in the ambulacra (in relation to the areoles)	30–33 per cent	25 per cent
Phymosoma ravni sp. nov. (Figs. 4A; 5B–J; 6E–G)