globigerina
/gloh-bij-uh-rahy-nuh, -ree-/US // gloʊˌbɪdʒ əˈraɪ nə, -ˌri- //UK // (ɡləʊˌbɪdʒəˈraɪnə) //
虎头蛇尾,虎皮鹦鹉,虎皮兰,虎头蛇尾的人
Definitions
n.名词 noun
- 1
plural glo·big·er·i·nas, glo·big·er·i·nae [gloh-bij-uh-rahy-nee, -ree-]. /gloʊˌbɪdʒ əˈraɪ ni, -ˌri-/.
- : any marine foraminifer of the genus Globigerina, having a calcareous shell, occurring either near the surface of the sea or in the mud at the bottom.
Examples
It is called Globigerina, and some specimens of chalk consist of little else than Globigerin and granules.
It is probably a developmental phase of Globigerina, a, Orbulina shell; b, Globigerina shell.
Chalk is well known to consist largely of foraminiferal shells, mostly vitreous, like the north Atlantic globigerina ooze.
Pelagic example, with adherent radiating calcareous spines (hollow), and internally a small Globigerina shell.
It is called Globigerina, and some specimens of chalk consist of little else than Globigerina and granules.
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