Orbitolites

noun

Or·​bi·​to·​li·​tes

ˌȯ(r)bətəˈlīt(ˌ)ēz

: a genus of foraminiferans of the Eocene that form thin, broad, circular disks containing numerous small chambers disposed concentrically about a few spirally wound primordial chambers

Word History

Etymology

New Latin, from Latin orbita track, rut, orbit + New Latin -o- + -lites -lite

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