echinodermaladj.
/ᵻˌkʌɪnə(ʊ)ˈdəːml/, /ˌɛkɪnə(ʊ)ˈdəːml/, U.S. /əˌkaɪnəˈdərm(ə)l/, /ˌɛkɪnəˈdərm(ə)l/ Zoology.
Of, relating to, or characteristic of the phylum Echinodermata (or Echinoderma); = echinoderm adj.
ΘΚΠ
the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > phylum Echinodermata > [adjective] > belonging to or resembling echinoderms
echinodermatous1825
echinodermal1843
echinoderm1857
1843 R. Owen Lect. Compar. Anat. Invertebr. Animals 112 The harder, spine-clad, or Echinodermal species, perplex the most patient and persevering dissector.
1880 Science 18 Sept. 148/1 If we compare the early types of Cystideans to the typical embryonic Echinodermal type of the present day, we find they have a general resemblance.
1911 Times 5 May 7/4 He also regarded some smooth specimens..as belonging to the same species, but did not notice the tubes formed of echinodermal or vegetable débris.
1967 Jrnl. Paleontol. 41 1462 The holothurian sclerites in Mississippian limestones of Missouri and Montana are commonly associated with echinodermal limestones.
2003 Palaeogeogr., Palaeoclimatol., Palaeoecol. 191 377/1 Migrating barriers on the shelf consist mainly of echinodermal debris.
This entry has been updated (OED Third Edition, September 2009; most recently modified version published online March 2022).
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adj.1843