Neanderthal or human DNA. Nevertheless, H. erectus fossils are sufficiently abundant and complete for testing this hominid’s role, if any, in the lineage of humanity. Fossils Record Facts The discovery that the most ancient fossils for H. erectus are indistinguishable from the most recent indicates that H. erectus remained static, experiencing no more significant change with respect to time than either Neanderthals or humans. Because H. erectus manifests morphological features radically different