Catalog entries: Stylosphaera laevis
Translated description: [Sphere ovate-oblong, smooth; with an indistinct median nucleus; distinguished by small, well separated, irregular pores; nucleus uncertain; with each end obtusely spined. Two opposite spines, one small, thicker, conical at the apex, the other longer, thin. Total length without spines 72 µ. Approx. 3 distinct pores in 23 µ. Length of the larger spine 56 µ, of the smaller 23 µ. (Translated from Latin by E.M.R. and W.R.R.)]
Last occurrence (top): within Paleogene Period (23.03-66.04Ma, top in Chattian stage). Data source: Lazarus et al. 2015 - "P age group"
First occurrence (base): within Paleogene Period (23.03-66.04Ma, base in Danian stage). Data source: Lazarus et al. 2015 - "P age group"
Plot of occurrence data:
Stylosphaera laevis compiled by the radiolaria@mikrotax project team viewed: 22-10-2020
Short stable page link: http://mikrotax.org/radiolaria/index.php?id=205688 Go to Archive.is to create a permanent copy of this page - citation notes