quadriradiate
English
Etymology
Adjective
quadriradiate (not comparable)
Noun
quadriradiate (plural quadriradiates)
- A quadriradiate sponge-spicule.
- 2023 November 24, Wikipedia contributors, “Clathrina mutsu”, in English Wikipedia[1], Wikimedia Foundation:
- The skeleton is composed of triradiates arranged in a few confused layers in the walls of ascon-tubes. In addition to the triradiates, a few quadriradiates can occasionally be found.