-
divided into four subfamilies; Collignoniceratinae, Barroisiceratinae,
Peroniceratinae, and Texanitinae. The
family is
included in the
large ammonitid superfamily...
- †Ammonoidea Order: †Ammonitida Family: †Collignoniceratidae Subfamily: †
Peroniceratinae Genus: †Peroniceras de Grossouvre, 1894
Subgenera P. (Zuluiceras) P...