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Rotalia

noun Ro·ta·lia \ rōˈtālēə \

Definition of Rotalia

:a genus of foraminiferans having a finely perforated test with the segments in a turbinoid spiral and with septa composed of two lamellae between which are anastomosing canals
—

rotalian

\-lēən\ adjective or noun
—

rotaliform

\-ləˌfȯrm\ or rotaliiform \-lēəˌfȯrm\ adjective

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Origin and Etymology of rotalia

New Latin, from Late Latin rotalis + New Latin -ia

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