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Dinogymnium digitus ssp. crassum
Dinogymnium digitus ssp. crassum (Vozzhennikova, 1967) Lentin and Williams, 1973
Originally Gymnodinium digitus var. crassum, subsequently (and now) Dinogymnium digitus ssp. crassum.
Holotype: Vozzhennikova, 1967, pl.5, fig.9; Lentin and Vozzhennikova, 1990, text-fig.3 (lost according to Lentin and Vozzhennikova, 1990
Lectotype/Neotype: none available, according to Lentin and Vozzhennikova, 1990.
Locus typicus: Kazakshtan (Kustanai)
Stratum typicum: Turonian
Translation Vozzhennikova, 1967: Lentin and Vozzhennikova, 1990
Original description: Vozzhennikova, 1967, p. 44: Gymnodinium digitus var. crassus
Theca elongate oval in outline. Epitheca and hypotheca almost equal in size and with their poles broadly rounded. In some examples the epitheca is a little wider than the hypotheca. Transverse furrow annulate, deep, often with a raised margin. Longitudinal furrow slit-like, extending to the pole. Theca pale colored, smooth or covered with a fine longitudinal ribbing.
Size: Holotype, length 49.5 Ám, width 14.5 Ám.
Originally Gymnodinium digitus var. crassum, subsequently (and now) Dinogymnium digitus ssp. crassum.
Holotype: Vozzhennikova, 1967, pl.5, fig.9; Lentin and Vozzhennikova, 1990, text-fig.3 (lost according to Lentin and Vozzhennikova, 1990
Lectotype/Neotype: none available, according to Lentin and Vozzhennikova, 1990.
Locus typicus: Kazakshtan (Kustanai)
Stratum typicum: Turonian
Translation Vozzhennikova, 1967: Lentin and Vozzhennikova, 1990
Original description: Vozzhennikova, 1967, p. 44: Gymnodinium digitus var. crassus
Theca elongate oval in outline. Epitheca and hypotheca almost equal in size and with their poles broadly rounded. In some examples the epitheca is a little wider than the hypotheca. Transverse furrow annulate, deep, often with a raised margin. Longitudinal furrow slit-like, extending to the pole. Theca pale colored, smooth or covered with a fine longitudinal ribbing.
Size: Holotype, length 49.5 Ám, width 14.5 Ám.