The Longobarditidae is a family of molluscs known from the fossil record. It is the largest and most diverse family within the Danubitaceae

Danubitaceae

AmmonoideaThe Danubitaceae is a large and diverse superfamily in the Order Ceratitida of the Ammonoidea that combines five families removed from the Ceratitaceae, Clydonitaceae, and Ptychitaceae.- Taxonomy:Superfamily Danubitaceae* Fam. Aplococeratidae...

, a superfamily in the ammonoid order Ceratitida

Ceratitida

The Ceratitida is an order that contains almost all ammonoid cephalopod genera from the Triassic as well as ancestral forms from the Upper Permian, the exception being the phylloceratids which gave rise to the great diversity of post Triassic ammonites....

. The Longobarditidae includes genera included in the Hungaritidae in the Treatise on Invertebrate Paleontology

Treatise on Invertebrate Paleontology

The Treatise on Invertebrate Paleontology published by the Geological Society of America and the University of Kansas Press, is a definitive multi-authored work of some 50 volumes, written by more than 300 paleontologists, and covering every phylum, class, order, family, and genus of fossil and...

, Part L, 1957 and genera that have been described since.

Taxonomy

The Longobarditidae includes eleven genera distributed among three subfamilies and three genera not assigned to a particular subfamily. Arctohungerites, Groenlandites, Longobardites, and Noetingites were included in the old Hungeritidae. Other genera were taken from other families or were described after 1957, date of Treatise, Part L.

Fm. Longobarditidae

• Gen Arctohungerites
• Gen Azarianites
• Gen Orthoceltites
• Subfm. Groenlanditinae
• Gen. Groenlandites
• Gen. Lenotropites
• Gen. Pearylandites
• Subfm. Longobarditinae
• Gen Czekanowskites
• Gen. Grambergia
• Gen. Intornites
• Gen Lenotropites
• Gen. Longobardites
• Gen. Longobarditoides
• Subfm. Noetlingitinae
• Gen. Noetlingites
• Gen. Pronoetlingites

References

• Classification of E. T. Tozer 1981 http://paleodb.org/cgi-bin/bridge.pl?action=startProcessPrintHierarchy&reference_no=18845&maximum_levels=100

E. T. Tozer. 1981. 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

• Classification of E. T. Tozer 1994 http://paleodb.org/cgi-bin/bridge.pl?action=startProcessPrintHierarchy&reference_no=11541&maximum_levels=100

E. T. Tozer. 1994. Canadian Triassic Ammonoid Faunas. Geological Survey of Canada Bulletin 467:1-663

• Treatise on Invertebrate Paleontology, Part L, Ammonoidea. R. C. Moore (ed) Geol Soc of America and Univ of Kansas press, 1957.