orbitoid
English
Noun
orbitoid (plural orbitoids)
- Any foraminifer of the family Orbitoididae.
- 1918, Joseph Augustine Cushman, “Orbitoid Foraminifera of the genus Orthophragmina from Georgia and Florida”, in David White, editor, Shorter Contributions to General Geology, 1917, page 115:
- The larger orbitoid Foraminifera of the Western Hemisphere are very inadequately known, yet their occurrence in great numbers has been noted in many papers during the last three- quarters of a century.
- 1983, Ulrich Lehmann, Fossil Invertebrates, page 30:
- The orbitoids are larger foraminifera. Their tests are radial hyaline and perforate with a discoidal growth pattern, i.e. the chambers are arranged in rings.
-
Derived terms
- orbitoidal