Calcigonellum polymorphum

"polymorphum" Keupp, 1980a, p.128, p.130–131, pl.15, figs.7–15; pl.16, figs.1–6.  Holotype: Keupp, 1980a, pl.15, figs.7–8.  NOW Praecalcigonellum.  Originally Calcigonellum, subsequently (and now) Praecalcigonellum.  Age: late Aptian–early Albian.

Parent: Calcigonellum

Infrataxon List:

"Calcigonellum polymorphum subsp. dentatum"
"Calcigonellum polymorphum subsp. polymorphum"
"Calcigonellum polymorphum subsp. tenue"