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Haeckel

Diagnosis: Shell with 26-32 coronets, most with 5 (rarely 4 or 6) pores. Coronets smaller than their intervals and than length of by-spines. Dimples subcircular, half pore width. Main-spines, in center of coronets, longer than radius.

Diameter: 0.3-0.42 mm.

Haeckeliana darwiniana