Alterbia? pentaradiata ssp. preceda, (Cookson and Eisenack, 1974), Lentin and Williams, 1976

Combination illegitimate: the generic name Alterbia is illegitimate.

Holotype: Cookson and Eisenack, 1974, pl.20, fig.1
Locus typicus: Peeble Point Formation, SW Victoria, Australia
Stratum typicum: Paleocene

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Original description as Deflandrea pentaradiata ssp. preceda: [Cookson and Eisenack, 1974, p. 49]: (Translation: LPP):

Diagnosis:
A subspecies of Deflandrea pentaradiata with following characteristics: periphragm thin, smooth and seldom weakly punctate.
Apical horn with small button-like proturbance, lateral horns weakly developed and rounded. Girdle bordered by weak folds. Distance between antapical horns larger than on Deflandrea pentaradiata and horns less pointed.
Endophragm thicker and strongly granulate.