Baltisphaeridium multispinosum, C. Singh, 1964

Now Cleistosphaeridium?. Originally Baltisphaeridium, subsequently Cleistosphaeridium, thirdly (and now) Cleistosphaeridium?.
Sr. homonym of Baltisphaeridium multispinosum Nagy, 1965 and Baltisphaeridium multispinosum Xing Yusheng, 1982.

Holotype: C. Singh, 1964, pl.20, fig.1
Age: Middle Albian-early Cenomanian