Echinoidea taxon details
redescription
Mooi, R., Kroh, A. & Srivastava, D. K. (2014). Phylogenetic re-evaluation of fossil and extant micro-echinoids with revision of Tridium, Cyamidia, and Lenicyamidia (Echinoidea: Clypeasteroida). <i>Zootaxa</i>. 3857(4), 501-526., available online at https://doi.org/10.11646/zootaxa.3857.4.3 page(s): 511-513; figs 4, 6 [details]
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