Mihaljević, M., Jerjen, I. and Smith, A.B. 2011. The test architecture of Clypeaster (Echinoidea, Clypeasteroida) and its phylogenetic significance MORANA MIHALJEVIĆ (Switzerland), IWAN JERJEN (Switzerland) & ANDREW B. SMITH (UK). Zootaxa. 2983, 1 (Aug. 2011), 21–38. DOI:https://doi.org/10.11646/zootaxa.2983.1.2.