*Nematosphaeropsis balcombiana Deflandre and Cookson, 1955, p.268-269, pl.8, fig.5.
TYPE: Holotype: Deflandre and Cookson, 1955, pl.8, fig.5. SYNONYM(S): Taxonomic senior synonym: Pterosperma (as Nematosphaeropsis) labyrinthus, according to Reid (1974, p.592) - however, Wrenn (1988, p.139) retained Nematosphaeropsis balcombiana. MOTILE EQUIVALENT: Gonyaulax spinifera (Claparède and Lachmann, 1859) Diesing, 1866, according to Wall and Dale (1967, p.352; 1968c, p.270). COMMENTS: Wrenn in Head and Wrenn (1992, p.14) recommended that this name be restricted to the holotype. AGE: Mid Miocene.
Infraspecific taxa: Go up one level. DINOFLAJ (c) 1998 |