Home›Campanian Stage›尼歐布拉拉層🌐中文EnglishFrançais中文日本語EntityQ7039335· pop 5· linked from 231 articles尼歐布拉拉層geological formation in the United States of AmericaWikidata factsImageChalk badlands (Niobrara Formation, Upper Cretaceous; chalk bluffs south of Castle Rock, Gove County, Kansas, USA) 7 (38417957134).jpgShow 2 more factsdescribed at URLngmdb.usgs.gov/Geolex/UnitRefs/NiobraraRefs_9529.htmlCommons categoryNiobrara FormationSources (2)en.wikipedia.orgen.wikipedia.orgvia Wikidata · CC0On the mapAvailable in 4 languagesFrançais日本語Ukrainianvia Wikidata sitelinks · CC0ConnectionsDevonianEntityOrdovicianEntityCategoriesCampanian StageChalk formationsConiacian StageCretaceous ColoradoCretaceous formations of New MexicoCretaceous geology of NebraskaCretaceous geology of North DakotaCretaceous geology of South DakotaCretaceous geology of WyomingCretaceous KansasFossiliferous stratigraphic units of North AmericaGeologic formations of Colorado