"Polysphaeridium? amalthei" (W. Wetzel, 1966, p.317, pl.31, figs.2,2a-b) Riley and Sarjeant, 1972, p.2.
TYPE: Holotype: W. Wetzel, 1966, pl.31, figs.2,2a. HISTORY: NOW: Dapsilidinium?. Originally Hystrichosphaeridium, subsequently Polysphaeridium, thirdly Polysphaeridium?, fourthly (and now) Dapsilidinium?. Questionable assignment: Stover and Evitt (1978, p.76). AGE: Late Toarcian.
Infraspecific taxa: Go up one level. DINOFLAJ (c) 1998 |