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Gonyaulacysta vozzhennikovae
Gonyaulacysta vozzhennikovae Sarjeant, 1982
Now Tubotuberella. Originally Gonyaulacysta, subsequently (and now) Tubotuberella.
Questionable tax. jr. synonym of Tubotuberella sphaerocephalis Vozzhennikova, 1967, according to Brenner, 1988, who in the same publication listed Tubotuberella sphaerocephalis as a tax. jr. synonym of Tubotuberella (now Gonyaulacysta) eisenackii (Deflandre, 1938) Stover and Evitt, 1978. Because of the uncertainty concerning Brenner"s intentions, Lentin and Williams, 1993, retained Gonyaulacysta (as Tubotuberella) vozzhennikovae as a separate species.
Holotype: Sarjeant, 1982, pl.8, fig.9
Age: Early Oxfordian
Now Tubotuberella. Originally Gonyaulacysta, subsequently (and now) Tubotuberella.
Questionable tax. jr. synonym of Tubotuberella sphaerocephalis Vozzhennikova, 1967, according to Brenner, 1988, who in the same publication listed Tubotuberella sphaerocephalis as a tax. jr. synonym of Tubotuberella (now Gonyaulacysta) eisenackii (Deflandre, 1938) Stover and Evitt, 1978. Because of the uncertainty concerning Brenner"s intentions, Lentin and Williams, 1993, retained Gonyaulacysta (as Tubotuberella) vozzhennikovae as a separate species.
Holotype: Sarjeant, 1982, pl.8, fig.9
Age: Early Oxfordian