EntityQ3391667· pop 5· linked from 131 articlesIntermontane PlateSign in to saveancient oceanic tectonic plate that lay on the west coast of North America about 195 million years ago; surrounded by the Intermontane IslandsConnectionsplate tectonicsEntitysubductionEntitycontinental marginEntityGalapagos MicroplateEntityNorth AmericaEntityGalapagos IslandsEntitydigital object identifierEntityInternational Standard Serial NumberEntityJurassicEntityTriassicEntityIranian plateauEntityEurasian PlateEntitymid-ocean ridgeEntityMid-Atlantic RidgeEntityAfrican PlateEntitySouth American PlateEntityPacific PlateEntityNorth American PlateEntityIndian PlateEntityArabian PlateEntityCategoriesHistorical geologyHistorical tectonic platesNatural history of North AmericaTectonic plates