Systematophora placacantha var. curta (Matsuoka and Bujak, 1988, p.84, pl.15, figs.8-11; text-fig.21) Strauss and Lund, 1992, p.173.
TYPE: Holotype: Matsuoka and Bujak, 1988, pl.15, fig.9. HISTORY: Originally Systematophora curta, subsequently Systematophora? curta, thirdly (and now) Systematophora placacantha var. curta. AGE: Late Oligocene-Early Miocene.
Infraspecific taxa: Go up one level. DINOFLAJ (c) 1998 |