From Fensome et al., 2019:
Batioladinium? tricornoides (Alberti, 1961, p.28, pl.5, fig.17) Lentin and Williams, 1977b, p.14. Holotype: Alberti, 1961, pl.5,
fig.17. Originally Broomea?, subsequently (and now) Batioladinium?, thirdly Necrobroomea?, fourthly
Imbatodinium?. Questionable assignment: Lentin and Williams (1977b, p.14). Age: late Hauterivian.

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Original description as Broomea? tricornoides: [Alberti, 1961, p. 28]: (Translation: LPP):

Description:
Bogy flattened, rhomboidal to oval. Epitheca at the apex well rounded. Large antapical horn beginning just below the equatorial region of the bogy. Second antapical horn much smaller. Membrane transparent.
The strongly developed antapical horns tapper towards the ends which are slightly blunted.

Dimensions:
Holotype - length 58 µm, breadth 29 µm.