According to [[Ariel R. Roth]], former director of the Geoscience Institute, a paraconformity (sometimes called a unconformity) occurs "when two different parallel layers from different parts of the [[geological column]] is missing in the layers." <ref>http://www.grisda.org/georpts/36.pdf</ref> | According to [[Ariel R. Roth]], former director of the Geoscience Institute, a paraconformity (sometimes called a unconformity) occurs "when two different parallel layers from different parts of the [[geological column]] is missing in the layers." <ref>http://www.grisda.org/georpts/36.pdf</ref> |