See text Danubitaceae The Danubitoidea is a large and diverse superfamily in the order Ceratitida of the Ammonoidea that combines five families removed from the Ceratitaceae, Clydonitaceae, and Ptychitaceae.

Smallest families are the Lecanitidae and Nannitidae, each represented by a single genus.

Fossils of the Danubitoidea have been found in the Triassic of Afghanistan, Russia, China, Papua New Guinea; Italy, Switzerland, Hungary; British Columbia, Yukon, Nunavut; Idaho, Nevada, and California.

Triassic Ammonoidea: Classification, evolution and relationship with Permian and Jurassic Forms.

The Ammonoidea: The evolution classification, mode of life and geological usefulness of a major fossil group 66-100 E. T. Tozer.