Meiourogonyaulax dicrypta

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"?dicrypta" Gitmez and Sarjeant, 1972, p.225-226, pl.7, fig.6; text-fig.22.  Holotype: Gitmez and Sarjeant, 1972, pl.7, fig.6; text-fig.22.  NOW Escharisphaeridia.  Originally Meiourogonyaulax, subsequently Lithodinia, thirdly Meiourogonyaulax?, fourthly Canningia?, fifthly (and now) Escharisphaeridia.  Questionable assignment: Stover and Evitt (1978, p.63) as a problematic species.  Age: Early-Late Kimmeridgian.

Parent: Meiourogonyaulax