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Bimulticavea d'Orbigny, 1853


Scanning electron micrograph of a maculum in Bimulticavea variabilis.

Bimulticavea variabilis d'Orbigny, 1853
Scanning electron micrograph (pdt1587) of lectotype showing a maculum with large kenozooids at the centre surrounded by radial fascicles of autozooids
MNHN R61820, d'Orbigny Collection, Senonian, Meudon, France