What is the meaning of genus ptilocrinus?

noun

WordNet 3.0 © 2006 by Princeton University
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APAWordNet. (2010). genus Ptilocrinus. Retrieved September 25, 2026, from http://smartdefine.org/genus_ptilocrinus/definitions/1280986
ChicagoWordNet. 2010. "genus Ptilocrinus" http://smartdefine.org/genus_ptilocrinus/definitions/1280986 (accessed September 25, 2026).
HarvardWordNet 2010, genus Ptilocrinus, Smart Define, viewed 25 September, 2026, <http://smartdefine.org/genus_ptilocrinus/definitions/1280986>.
MLAWordNet. "genus Ptilocrinus" 23 October 2010. Web. 25 September 2026. <http://smartdefine.org/genus_ptilocrinus/definitions/1280986>