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Microdinium granulatum
Microdinium granulatum (Jiabo, 1978) Lentin and Williams, 1989
Junior homonym: Microdinium granulatum He Chengquan, 1991.
NOW Tetrachacysta. Originally Dinogymnium, subsequently Microdinium, thirdly Dinogymniopsis, fourthly (and now) Tetrachacysta.
According to Lentin and Williams, 1989, this transfer was based upon examination of the type material in China by J.K.Lentin in 1987.
Holotype: Jiabo, 1978, pl.6, fig.7
Age: Early Tertiary
Junior homonym: Microdinium granulatum He Chengquan, 1991.
NOW Tetrachacysta. Originally Dinogymnium, subsequently Microdinium, thirdly Dinogymniopsis, fourthly (and now) Tetrachacysta.
According to Lentin and Williams, 1989, this transfer was based upon examination of the type material in China by J.K.Lentin in 1987.
Holotype: Jiabo, 1978, pl.6, fig.7
Age: Early Tertiary