pelmatozoan
/ˌpɛlmətəˈzəʊən/Zoology and Palaeontology
noun
An echinoderm which is fixed to the substrate by a stalk; a member of the subphylum Pelmatozoa comprising such forms, including crinoids, blastoids, and cystoids.
adjective
Of, relating to, or characteristic of those echinoderms which are fixed to the substrate by a stalk; of or relating to the subphylum Pelmatozoa.
Origin
Late 19th century; earliest use found in American Naturalist. From scientific Latin Pelmatozoa, subphylum name (R. Leuckart Über die Morphol. u. die Verwandtschaftsverhältnisse der Wirbellosen Thiere 42; from ancient Greek πελματο-, πέλμα sole of the foot + ζῷον animal: see zoon) + -an: compare -zoan.