Orbulina

noun
Or·​bu·​li·​na | \ ˌȯ(r)byəˈlīnə\

Definition of Orbulina

: a genus of minute foraminiferans having a globular unilocular shell

History and Etymology for Orbulina

New Latin, from Latin orbis circle, disk + -ulus -ule + New Latin -ina

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