Beatites
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''Beatites'' is a genus of Lower
Triassic The Triassic ( ) is a geologic period and system which spans 50.6 million years from the end of the Permian Period 251.902 million years ago ( Mya), to the beginning of the Jurassic Period 201.36 Mya. The Triassic is the first and shortest period ...
ammonites characterized by a somewhat strongly involute and greatly compressed shell with a sharp, oxyconic, venter. ''Beatites'' was first found in Albania and is assigned to the ceratatiid family
Hedenstroemiidae ''Hedenstroemiidae'' is an extinct family of cephalopods in the Ammonoidea, ammonoid order Ceratitida. They were nektonic carnivores. Genera * ''Clypites'' Waagen 1895 * ''Cordillerites'' Hyatt and Smith 1905 * ''Hedenstroemia'' Waagen 1895 * '' ...
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References

* Arkell, W.J, ''et al'', 1957.
Treatise on Invertebrate Paleontology The ''Treatise on Invertebrate Paleontology'' (or ''TIP'') 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 co ...
; Geological Society of America and University of Kansas Press. * List of Cephalopod genera, J.J. Sepkoski

Hedenstroemiidae Ceratitida genera Triassic ammonites {{Ceratitida-stub