Baltisphaeridium mespilanum Appendix A

"mespilanum" (Maier, 1959, p.306-307, pl.29, figs.5-6) Sarjeant, 1964a, p.176.  Holotype: Maier, 1959, pl.29, fig.5.  Originally Galea (generic name illegitimate), subsequently Baltisphaeridium, thirdly Chiropteridium, fourthly Hystrichosphaeridium.  Taxonomic senior synonym: Galea (now Chiropteridium) galea, according to Sarjeant (1983, p.108-109).  Age: mid Oligocene-Mid Miocene.

Parent: Baltisphaeridium