Type Genus

Watznaueria Reinhardt, 1964

Description

Entirely birefringent placoliths have two shields, double tube cycles, and a central area that may be closed or open with various structures [bar, crossbar, grill] or vacant.

References

Reinhardt, P., (1964): Einige Kalkflagellaten-Gattungen (Coccolithophoriden, Coccolithineen) aus dem Mesozoikum Deutschlands. - Monatsberichte der Deutschen Akademie der Wissenschaften zu Berlin. 6: 749-759.

Rood, A. P., Hay, W. W. & Barnard, T., (1971): Electron Microscope Studies of Oxford Clay Coccoliths. - Eclogae Geologicae Helvetiae. 64: 245-272.