Foraminifera source details
Derville, H. (1931). Les Marbres du Calcaire Carbonifère en Bas-Boulonnais. Ed. O. Boehm, Strasbourg. 1-324.
288763
Derville, H.
1931
Les Marbres du Calcaire Carbonifère en Bas-Boulonnais.
Ed. O. Boehm, Strasbourg
1-324
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Diplosphaera Derville, 1931 † accepted as Diplosphaerina Derville, 1952 † (original description)
Diplosphaera inaequalis Derville, 1931 † accepted as Diplosphaerina inaequalis (Derville, 1931) † (original description)
Granulosphaera Derville, 1931 † accepted as Calcisphaera Williamson, 1880 † (original description)
Diplosphaera inaequalis Derville, 1931 † accepted as Diplosphaerina inaequalis (Derville, 1931) † (original description)
Granulosphaera Derville, 1931 † accepted as Calcisphaera Williamson, 1880 † (original description)