Difference between revisions of "Praecalcigonellum sulcatum"

Revision as of 14:59, 2 December 2016

sulcatum (Keupp, 1979c, p.658, pl.6, figs.16-21) Streng et al., 2004, p.474.  Holotype: Keupp, 1979c, pl.2, figure labelled as "C. sulcatum".  Originally Calcigonellum, subsequently (and now) Praecalcigonellum.  Age: Early Hauterivian.