Catalog entries: Lithotympanum tuberosum
Original description: Both lattice-plates slightly convex; the mitral plate with six larger marginal pores and one central pore separated by numerous smaller pores; the basal plate with seven large pores only (one central and six peripheral). Surface and margin of the plates uneven, with roundish prominent dimpled tubercles. Both rings connected by ten to twelve simple cylindrical vertical columellae.
Length of the shell 0.13, breadth 0.1.
Last occurrence (top): within Neogene Period (2.59-23.03Ma, top in Piacenzian stage). Data source: Lazarus et al. 2015 - "N age group"
First occurrence (base): within Neogene Period (2.59-23.03Ma, base in Aquitanian stage). Data source: Lazarus et al. 2015 - "N age group"
Plot of occurrence data:
Lithotympanum tuberosum compiled by the radiolaria@mikrotax project team viewed: 26-11-2020
Short stable page link: http://mikrotax.org/radiolaria/index.php?id=204563 Go to Archive.is to create a permanent copy of this page - citation notes