Tetrachacysta

TETRACHACYSTA Backhouse, 1988, p.109–110.  Type: Backhouse, 1988, pl.42, figs.1a–b; text-figs.32B–C, as Tetrachacysta allenii.

Parent: Order Gonyaulacales Suborder uncertain Family uncertain

Species List:

*Tetrachacysta allenii
Tetrachacysta amphidoxosum
Tetrachacysta baculata
Tetrachacysta biconvexa
Tetrachacysta dawanensis
Tetrachacysta granulata
Tetrachacysta keenei
Tetrachacysta magnusa
Tetrachacysta minuta
Tetrachacysta multispinosa
Tetrachacysta parvita
Tetrachacysta spinosigibberosa
Tetrachacysta spinulosa
Tetrachacysta tuberculata