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Lithodinia acanthosphaera

Lithodinia? acanthosphaera (Sarjeant, 1961a, p.94-95, pl.13, fig.14; text-fig.4) Lentin and Williams, 1977b, p.100.

EMENDATION: Sarjeant, 1976c, p.12, as Meiourogonyaulax? acanthosphaera.

TYPE: Holotype: Sarjeant, 1961a, pl.13, fig.14; text-fig.4; Sarjeant, 1976c, pl.5, figs.2,4.

HISTORY: Originally Gonyaulax (Appendix B), subsequently Acanthogonyaulax (combination not validly published), thirdly Acanthaulax, fourthly Meiourogonyaulax, fifthly Meiourogonyaulax?, sixthly Lithodinia, seventhly (and now) Lithodinia?. Williams et al. (1993, p.56) retained this species in Lithodinia. Questionable assignment: Williams et al. (1993, p.56) as a problematical species.

AGE: Early Oxfordian.


Infraspecific taxa:


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