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Bimulticavea d'Orbigny, 1853


Scanning electron micrograph of intermacular region of Bimulticavea variabilis.

Bimulticavea variabilis d'Orbigny, 1853
Scanning electron micrograph (pdt1590) of lectotype showing intermacular region with autozooids and kenozooids, the former having more rounded apertures
MNHN R61820, d'Orbigny Collection, Senonian, Meudon, France