Urgonian

== English == === Pronunciation === (Received Pronunciation) IPA(key): /ɜːˈɡəʊ.ni.ən/ (General American) IPA(key): /ɝˈɡoʊ.ni.ən/ Rhymes: -əʊniən === Adjective === Urgonian (not comparable) (geology) Of or relating to a shallow-water carbonate facies deposited along the northern margins of the Tethys Ocean during the Barremian and Aptian.