"Cannosphaeropsis thule" Davey, 1982b, p.26-27, pl.8, figs.7-11.
EMENDATION: Riding and Davey, 1989, p.109,112, as Rotosphaeropsis thule. TYPE: Holotype: Davey, 1982b, pl.8, figs.8-11; Riding and Davey, 1989, pl.1. fig.4. HISTORY: NOW: Rotosphaeropsis. Originally Cannosphaeropsis, subsequently (and now) Rotosphaeropsis. ETYMOLOGY: N.I.A. AGE: latest Kimmeridgian-Late Ryazanian.
Infraspecific taxa: Go up one level. DINOFLAJ (c) 1998 |