Adnatosphaeridium? speciosum (Alberti, 1961, p.37, pl.9, fig.13) Stancliffe and Sarjeant, 1990, p.202.
TYPE: Holotype: Alberti, 1961, pl.9, fig.13; Stancliffe and Sarjeant, 1990, pl.5, fig.6. HISTORY: Originally Cannosphaeropsis, subsequently Polystephanephorus, thirdly Cannosphaeropsis?, fourthly (and now) Adnatosphaeridium?. Questionable assignment: Stancliffe and Sarjeant (1990, p.202). AGE: Bathonian-Callovian.
Infraspecific taxa: Go up one level. DINOFLAJ (c) 1998 |