Xenascus australensis
From dinoflaj2
*australensis Cookson and Eisenack, 1969, p.7, figs.1I-K. Holotype: Cookson and Eisenack, 1969, figs.1I-J. Taxonomic senior synonym: Hystrichosphaera (as Phoberocysta, now Xenascus) ceratioides, according to Davey and Verdier (1971, p.26) - however, Lentin and Williams (1985, p.374) retained Xenascus australensis. Age: Albian-Cenomanian.
Parent: Xenascus