| Home> Miocene>

List species

Collosphaera tuberosa Haeckel, 1887

Description - Add description

Shell very irregular, between subspherical and polyhedral in form, but always with irregular impressions, boils or bosses, and between these different rounded prominent tubercles and ridges. Network irregular, strong, with rounded, subcircular or nearly polygonal meshes. Ten to thirty pores in the half meridian of the shell. Diameter of the mehes half to four times as broad as that of the thick bars.
Dimensions: Diameter of the shell very variable in the same coenobium, 0.05 to 0.2, of the pores 0.002 to 0.008, breadth of the bridges 0.004 to 0.006.
Haeckel 1887











Discussion / Comments


Web links