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Hystrichosphaera membranacea

"Hystrichosphaera membranacea" (Rossignol, 1964, p.86, pl.1, figs.4,9-10; pl.3, figs.7,12) Wall, 1967, p.102.

TYPE: Holotype: Rossignol, 1964, pl.1, figs.4,9-10.

HISTORY: NOW: Spiniferites membranaceus. Originally Hystrichosphaera furcata var. membranacea, subsequently Hystrichosphaera ramosa var. membranacea, thirdly Hystrichosphaera membranacea, fourthly (and now) Spiniferites membranaceus.

COMMENTS: This is a cyst equivalent of Gonyaulax spinifera (Claparède and Lachmann, 1859) Diesing, 1866, according to Dale (1976, table 2 - p.45) and Dodge (1989, p.289).

AGE: Pleistocene-Holocene.


Infraspecific taxa:


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