Florentinia tridactylites (Valensi, 1955) Duxbury, 1980

Originally Hystrichosphaeridium, subsequently Baltisphaeridium, thirdly Achomosphaera, fourthly Silicisphaera, fifthly (and now) Florentinia. See also Hystrichokolpoma (combination not validly published).
Holotype: Valensi, 1955, fig.1D
Age: Cretaceous