D defs.my
Entry 1 sense Webster, 1913

Orbitolites

· Or·bi·to·li·tes · IPA
01 prop. n. A genus of living Foraminifera, forming broad, thin, circular disks, containing numerous small chambers.
  1. 1.
    A genus of living Foraminifera, forming broad, thin, circular disks, containing numerous small chambers.(Zool.)