Hedenstroemia
{{Short description|Extinct genus of cephalopods}}
{{Automatic taxobox
| fossil_range = Early Triassic (Olenekian),Sepkoski, Jack [http://strata.geology.wisc.edu/jack/showgenera.php?taxon=231&rank=class Sepkoski's Online Genus Database – Cephalopoda] {{fossil range|251.3|247.2}}{{fossilworks |id=14159 |title=Hedenstroemia |date=29 June 2022}}
| image = Hedenstroemiidae - Hedenstroemia tscherskii.JPG
| image_caption = Fossil shell of Hedenstroemia tscherskii from Madagascar, on display at Galerie de paléontologie et d'anatomie comparée in Paris
| taxon = Hedenstroemia
| authority = Waagen, 1895
| subdivision_ranks = Species
| subdivision = See text
}}
Hedenstroemia is an extinct genus of Early Triassic (Olenekian) cephalopods in the ammonoid order Ceratitida. They were nektonic carnivores.
Species
{{Species list
| {{extinct}}Hedenstroemia evoluta | Spath, 1934
| {{extinct}}Hedenstroemia hedenstroemi | Keyserling, 1845
| {{extinct}}Hedenstroemia kossmati | Hyatt and Smith 1905
| {{extinct}}Hedenstroemia mojsisovicsi | Diener 1897
| {{extinct}}Hedenstroemia tscherskii | Popov 1939
| {{extinct}}Hedenstroemia waageni | Welter 1922
}}
Distribution
Fossils of species within this family have been found in the Early Triassic of Afghanistan, Canada, Oman, Pakistan, Russia and United States.
References
{{Reflist}}
- J. Perrin Smith [https://books.google.com/books?id=nVvwAAAAMAAJ&dq=Hedenstroemia&pg=PA78 U.S. Lower Triassic Ammonoid of North America pg. 77] Geological Survey Professional Paper
{{Portal|Paleontology}}
{{Taxonbar|from=Q16982803}}
Category:Ammonites of North America
{{Ceratitida-stub}}