EPIVALVE
Meaning of EPIVALVE in English
ˈepə̇, ˈepē+ˌ- noun
Etymology: epi- + valve
1. : the apical half of the shell of certain dinoflagellates
2. : the epitheca of a diatom
Webster's New International English Dictionary.
Новый международный словарь английского языка Webster.
2012