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Pareodinia tamboviensis
Pareodinia tamboviensis (Vozzhennikova, 1967) Lentin and Vozzhennikova, 1990
Originally Apteodinium, subsequently Apteodinium?, thirdly (and now) Pareodinia.
Holotype: Vozzhennikova, 1967, pl.41, fig.1; Lentin and Vozzhennikova, text-fig.49
Locus typicus: Tambovsk region, USSR
Stratum typicum: Barremian
Translation Vozzhennikova, 1967: Lentin and Vozzhennikova, 1990
Original description: Vozzhennikova, 1967, p.61 Apteodinium tomboviensis
Theca pyriform, divided into two almost equal parts. Epitheca with a small, conical apical horn, which ends very bluntly. Hypotheca with a slightly convex antapex. Equatorial girdle annulate, indistinct. There are traces of a longitudinal furrow extending from the equatorial girdle to the antapex. Theca surface finely granular.
Originally Apteodinium, subsequently Apteodinium?, thirdly (and now) Pareodinia.
Holotype: Vozzhennikova, 1967, pl.41, fig.1; Lentin and Vozzhennikova, text-fig.49
Locus typicus: Tambovsk region, USSR
Stratum typicum: Barremian
Translation Vozzhennikova, 1967: Lentin and Vozzhennikova, 1990
Original description: Vozzhennikova, 1967, p.61 Apteodinium tomboviensis
Theca pyriform, divided into two almost equal parts. Epitheca with a small, conical apical horn, which ends very bluntly. Hypotheca with a slightly convex antapex. Equatorial girdle annulate, indistinct. There are traces of a longitudinal furrow extending from the equatorial girdle to the antapex. Theca surface finely granular.