Tetrachacysta spinosigibberosa
From dinoflaj3
Revision as of 17:25, 4 December 2016 by Maintenance script (Talk | contribs)
spinosigibberosa (Brideaux and Fisher, 1976, p.22-24, pl.4, fig.9; pl.5, figs.1-16) Backhouse, 1988, p.110. Holotype: Brideaux and Fisher, 1976, pl.5, figs.1,5-8. Originally Horologinella, subsequently (and now) Tetrachacysta. Age: Late Oxfordian-?Portlandian.
Parent: Tetrachacysta