Mercaticeras
{{Short description|Genus of molluscs (fossil)}}
{{Automatic taxobox
| fossil_range = {{Fossil range|Jurassic}}
| image = Hildoceratidae - Mercaticeras species.jpg
| image_caption = Fossil of Mercaticeras species, from Luserna, Trento
| taxon = Mercaticeras
| authority = Buckman, 1913
}}
Mercaticeras is an extinct genus of ammonites belonging to the family Hildoceratidae.
Etymology
The genus name Mercaticeras derives from Michele Mercati (a Tuscan physician who lived in the 16th century, superintendent of the Vatican Botanical Gardens) and ceras = horn, therefore the genus name means horn of Mercati. [https://www.montagneaperte.it/ambienteebiodiversita/mercaticeras/ Ambiente e Biodiversità] {{in lang|it}}
Description
Fossil record
These ammonites lived in the Jurassic, Middle Toarcian age, Bifrons Zone to lower Variabilis/Gradatus Zone (age range: 182.0 to 175.6 million years ago). Sepkoski, Jack [http://strata.geology.wisc.edu/jack/showgenera.php?taxon=231&rank=class Sepkoski's Online Genus Database]
Fossils of this genus can be found in Albania, Algeria, Austria, Bulgaria, Canada, France, Germany, Greece, Herzegovina, Hungary, Italy, Morocco, Portugal, Spain, Switzerland, Tunisia, Turkey.{{Cite journal|last=Kovács|first=Zoltán|date=2015|title=Notes on the Lower Jurassic Mercaticeratinae (Ammonitina) fauna from the Gerecse Mts (Hungary)|url=https://www.researchgate.net/publication/284717434_Notes_on_the_Lower_Jurassic_Mercaticeratinae_Ammonitina_fauna_from_the_Gerecse_Mts_Hungary|journal=Hantkeniana|volume=10|pages=29-40}}
Species
Species within this genus include: [https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=15177 Paleobiology Database]
- † Mercaticeras mercati (Hauer, 1856). Type species.
- † Mercaticeras dilatum (Meneghini, 1883)
- † Mercaticeras hellenicum (Renz, 1906)
- † Mercaticeras humeralis (Merla, 1933)
- † Mercaticeras rursicostatum (Merla, 1932)
- † Mercaticeras thyrrenicum (Fucini, 1905)
- † Mercaticeras umbilicatum (Buckman, 1913)
Classification
The suprageneric classification has been discussed in the literature. Researchers of the Toarcian Mediterranean domain agree that Mercaticeras belongs to the subfamily Mercaticeratinae Guex, 1974 (Hildoceratidae) with genera Praemercaticeras Venturi, 1981, Pseudomercaticeras Merla, 1932, Merlaites Gabilly, 1974, Crassiceras Merla, 1932, and Pseudocrassiceras Rulleau et Jattiot, 2019.{{Cite journal|last=Rulleau, L.|first=Jattiot, R.|date=2019|title=Révision de la sous-famille Mercaticeratinae Guex, 1973 (Ammonitina, Hildoceratidae) du Toarcien moyen de la province nord-ouest européenne|url=https://zenodo.org/record/3265237|journal=Revue de Paléobiologie|volume=38/1|pages=19-38}}
See also
References
{{Reflist}}
- Venturi, F., Rea, G., Silvestrini, G., Bilotta, M.: Ammonites. A geological journey around the Apennine Mountains. Porzi, Perugia (2010)
External links
{{Commons}}
- [https://www.mindat.org/taxon-8676431.html Mindat.org]
{{Taxonbar|from=Q23839174}}
Category:Extinct animals of Europe
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