Baltisphaeridium mixtispinosum Appendix A

"mixtispinosum" Klement, 1960, p.58, pl.6, figs.17–19.  Holotype: Klement, 1960, pl.6, figs.17–18; Sarjeant, 1984a, pl.4, fig.4; Fauconnier and Masure, 2004, pl.66, figs.2–3.  NOW Prolixosphaeridium.  Originally Baltisphaeridium, subsequently (and now) Prolixosphaeridium.  Taxonomic junior synonym: Prolixosphaeridium basifurcatum, according to Courtinat (1989, p.182) — however, Fauconnier and Monteil in Fauconnier and Masure (2004, p.461) retained Prolixosphaeridium basifurcatum.  Age: early Kimmeridgian.

Parent: Baltisphaeridium_Appendix A