Plural form of globigerina; multiple individual specimens of these tiny marine organisms with spherical shells.
Plural of globigerina, from Latin 'globus' (globe) and 'gerere' (to carry), with the '-a' feminine ending typical of Latinized scientific names, pluralized with '-s'.
A single teaspoon of deep ocean mud can contain thousands of globigerina shells—each one a tiny time capsule from when that creature lived, allowing scientists to reconstruct ancient ocean temperatures and currents!
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