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New species of the genus Colomisphaera Nowak from the Tithonian and Upper Cretaceous.
| Řehánek, J. | |
| 1982 | |
| Geologicky Sbornik - Geologica Carpathica, v.33, no.2, p.219-228, pl.1-2. | |
| New species of the genus Colomisphaera Nowak from the Tithonian and Upper Cretaceous. |
Řehánek, J., 1982: New species of the genus Colomisphaera Nowak from the Tithonian and Upper Cretaceous. Geologicky Sbornik - Geologica Carpathica, v.33, no.2, p.219-228, pl.1-2.