Guadalupian

== English == === Etymology === From Guadalupe +‎ -ian, after the Guadalupe mountains in New Mexico. === Adjective === Guadalupian (not comparable) (geology) Of a geologic epoch within the Permian period from about 270 to 260 million years ago, marked by the presence of gymnosperms. ==== Translations ==== === Proper noun === Guadalupian (geology) The Guadalupian epoch. ==== Translations ==== === See also === Appendix:Geologic timescale