Areosphaeridium actinocoronatum
From dinoflaj3
"?actinocoronatum" (Benedek, 1972, p.34, pl.12, fig.13; text-fig.13) Stover and Evitt, 1978, p.20. Emendation: Bujak and Matsuoka, 1986, p.238–239, as Reticulatosphaera actinocoronata. Holotype: Benedek, 1972, pl.12, fig.13; Benedek and Sarjeant, 1981, fig.10, no.5; text-fig.11; Sarjeant et al., 1987, pl.2, fig.4; Fensome et al., 1993a, fig.1 — p.879. NOW Reticulatosphaera. Originally Cleistosphaeridium, subsequently Areosphaeridium?, thirdly (and now) Reticulatosphaera. Questionable assignment: Stover and Evitt (1978, p.20). Taxonomic junior synonym: Reticulatosphaera stellata, according to Bujak and Matsuoka (1986, p.238). Age: middle-late Oligocene.
Parent: Areosphaeridium