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Hystrichokolpoma biformoides
Hystrichokolpoma biformoides (Eisenack, 1954) Rozen, 1965
Now Achilleodinium. Originally Hystrichosphaeridium, subsequently Baltisphaeridium, thirdly Hystrichokolpoma, fourthly (and now) Achilleodinium, fifthly Florentinia.
Morgenroth, 1966, also effected this transfer.
Holotype: Eisenack, 1954, pl.11, fig.18
Locus typicus: Palmnicken, Samland, E Prussia, Russia
Stratum typicum: Late Eocene-Early Oligocene
Translation Eisenack, 1954: LPP
Original description: Eisenack 1954, p. 68-69: Hystrichosphaeridium biformoides
Diagnosis: central shell spherical to slightly oval with dispersedly standing broad and short appendices with accessory tips, and between them irregularly arranged thin, partly pointed, partly furcate or frilled processes of about the same length as the former. Mostly equipped with pylomes.
Now Achilleodinium. Originally Hystrichosphaeridium, subsequently Baltisphaeridium, thirdly Hystrichokolpoma, fourthly (and now) Achilleodinium, fifthly Florentinia.
Morgenroth, 1966, also effected this transfer.
Holotype: Eisenack, 1954, pl.11, fig.18
Locus typicus: Palmnicken, Samland, E Prussia, Russia
Stratum typicum: Late Eocene-Early Oligocene
Translation Eisenack, 1954: LPP
Original description: Eisenack 1954, p. 68-69: Hystrichosphaeridium biformoides
Diagnosis: central shell spherical to slightly oval with dispersedly standing broad and short appendices with accessory tips, and between them irregularly arranged thin, partly pointed, partly furcate or frilled processes of about the same length as the former. Mostly equipped with pylomes.