Cordosphaeridium majus
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"majus" (Lejeune-Carpentier, 1940, p.B220-B221; text-fig.13) Corradini, 1973, p.149. Emendation: Lejeune-Carpentier and Sarjeant, 1981, p.12, as Amphorosphaeridium majus. Holotype: Lejeune-Carpentier, 1940, text-fig.13; Lejeune-Carpentier and Sarjeant, 1981, pl.2, figs.6-7; text-fig.7. NOW Amphorosphaeridium. Originally Hystrichosphaeridium, subsequently Polysphaeridium?, thirdly Cordosphaeridium, fourthly Dapsilidinium? (combination not validly published), fifthly (and now) Amphorosphaeridium. Questionable assignment: Stover and Evitt (1978, p.76). Age: Senonian.
Parent: Cordosphaeridium
