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Trithyrodinium vozzhennikovae
Trithyrodinium vozzhennikovae (Boltenhagen, 1977, p.108, pl.19, figs.5a–c,6–7) Masure et al., 1996, p.182. Emendation: Masure et al., 1996, p.182, as Trithyrodinium vozzhennikovae.
Originally Svalbardella, subsequently Andalusiella, thirdly (and now) Trithyrodinium.
Holotype: Boltenhagen, 1977, pl.19, figs.5a–c.
Age: Campanian
Emended diagnosis: Masure, Tea and Yao 1996, p. 182
Proximate, cornucavate dinoflagellate cyst, subspherical to ellipsoidal central body, with one short apical horn and two poorly developed antapical horns of inequal size; granulous endophragm, smooth periphragm; paratabulation indicated by endoarcheopyle, intercalary archeopyle, type 3I/3I, operculum polyplacoid, free, occasionaly adherent.
Originally Svalbardella, subsequently Andalusiella, thirdly (and now) Trithyrodinium.
Holotype: Boltenhagen, 1977, pl.19, figs.5a–c.
Age: Campanian
Emended diagnosis: Masure, Tea and Yao 1996, p. 182
Proximate, cornucavate dinoflagellate cyst, subspherical to ellipsoidal central body, with one short apical horn and two poorly developed antapical horns of inequal size; granulous endophragm, smooth periphragm; paratabulation indicated by endoarcheopyle, intercalary archeopyle, type 3I/3I, operculum polyplacoid, free, occasionaly adherent.