Alisocysta rugolirata

"rugolirata" Damassa, 1979b, p.193–194,196, pl.3, figs.7–13,21,23,27; text-fig.2.  Holotype: Damassa, 1979b, pl.3, figs.7–11; Fauconnier and Masure, 2004, pl.2, figs.7–11.  Originally Alisocysta, subsequently Eisenackia.  Taxonomic senior synonym: Agerasphaera (now Eisenackia) margarita, according to Damassa and Harland in Lentin and Williams (1989, p.10).  Age: early Paleocene.

Parent: Alisocysta