Eichstaettia

{{Short description|Extinct genus of fishes}}

{{Speciesbox

| fossil_range = {{fossilrange|149.2|146.3|Early Tithonian}}

| image = Eichstaettia mayri 742.jpg

| image_caption = Specimen at the Museum Bergér

| taxon = Eichstaettia mayri

| authority = (Nybelin, 1967)

| parent_authority = Arratia, 1987

| synonyms = * Anaethalion mayri Nybelin, 1967

}}

Eichstaettia ("of Eichstätt") is an extinct genus of marine ray-finned fish that lived during the early Tithonian stage of the Late Jurassic epoch.{{cite journal|last=Sepkoski |first=Jack |title=A compendium of fossil marine animal genera |journal=Bulletins of American Paleontology |volume=364 |page=560 |year=2002 |url=http://strata.ummp.lsa.umich.edu/jack/showgenera.php?taxon=611&rank=class |accessdate=2009-02-27 |url-status=dead |archiveurl=https://web.archive.org/web/20110723131237/http://strata.ummp.lsa.umich.edu/jack/showgenera.php?taxon=611&rank=class |archivedate=2011-07-23 }}{{Cite journal |last=Arratia |first=Gloria |date=1987 |title=Anaethalion and similar teleosts (Actinopterygii, Pisces) from the Late Jurassic (Tithonian) of southern Germany and their relationships |url=https://www.researchgate.net/publication/258820846_Anaethalion_and_similar_teleosts_Actinopterygii_Pisces_from_the_Late_Jurassic_Tithonian_of_southern_Germany_and_their_relationships_Palaeontographica_Abt_A_200_1-44_32 |journal=Palaeontographica Abt. A |issue=200 |pages=1-44}} It contains a single species, E. mayri from the Eichstätt Formation of Germany, which is part of the wider Solnhofen Limestone.{{Cite web |title=PBDB |url=https://paleobiodb.org/classic/displaySearchStrataResults?group_formation_member=Eichst%C3%A4tt |access-date=2024-12-20 |website=paleobiodb.org}} It was an early stem-group elopiform, making it distantly related to modern tarpons and ladyfish.{{Cite journal |last=Khalloufi |first=Bouziane |last2=El Houssaini Darif |first2=Khadija |last3=Jourani |first3=Essaid |last4=Khaldoune |first4=Fatima |last5=Jalil |first5=Nour-Eddine |date=2019-10-21 |title=A new Palaeocene Megalopidae (Teleostei, Elopomorpha) from the phosphate basins of Morocco |url=https://www.tandfonline.com/doi/10.1080/08912963.2018.1443327 |journal=Historical Biology |issue=9 |doi=10.1080/08912963.2018.1443327 |issn=0891-2963}}{{Cite journal |last=Alves |first=Yuri Modesto |last2=Alvarado-Ortega |first2=Jesús |last3=Brito |first3=Paulo M. |date=2020-06-01 |title=†Epaelops martinezi gen. and sp. nov. from the Albian limestone deposits of the Tlayúa quarry, Mexico – A new late Mesozoic record of Elopiformes of the western Tethys |url=https://www.sciencedirect.com/science/article/abs/pii/S0195667119300503 |journal=Cretaceous Research |volume=110 |pages=104260 |doi=10.1016/j.cretres.2019.104260 |issn=0195-6671}} It was initially described as a species of Anaethalion.