Chrysosphaerales
plural noun
Chrys·o·sphae·ra·les
: an order of yellow-green unicellular or nonfilamentous colonial algae (class Chrysophyceae) having the cell content not transformed directly into a zoospore or other motile form
Word History
Etymology
New Latin, from Chrysosphaera genus of algae (from chrys- + -sphaera) + -ales