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Tityrosphaeridium porosispinum

"Tityrosphaeridium porosispinum" (Davey, 1982b, p.29-30, pl.10, figs.8-12) Norris and Jux, 1984, p.160.

TYPE: Holotype: Davey, 1982b, pl.10, figs.10-12.

HISTORY: NOW: Kleithriasphaeridium. Originally (and now) Kleithriasphaeridium, subsequently Tityrosphaeridium.

AGE: Late Kimmeridgian-Late Ryazanian.\-.


Infraspecific taxa:


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