The Zebra River Canyon area of the Kubis platform in the deeply dissected Zaris Mountains of south western Namibia provides an extremely well exposed example of the thrombolite-stromatolite-metazoan reefs that developed during the Proterozoic period, the stromatolites here being better developed in updip locations under conditions of higher current velocities and greater sediment influx.
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Artifacts along the Heilbrunn Cosmic Pathway include presolar grains, a meteorite that dates from the birth of our solar system, a sample from the oldest rock formation on Earth, a stromatolite as an example of multicellular life formation, a trilobite, the first animal with eyes; and the fossilized serrated tooth of a giant carnivorous dinosaur.
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On the other hand, Charles Doolittle Walcott, a Smithsonian adventurer, has been cited as the " founder of Precambrian paleobiology . " Although best known as the discoverer of the mid-Cambrian Burgess shale animal fossils, in 1883 this American curator found the " first Precambrian fossil cells known to science " a stromatolite reef then known as " Cryptozoon " algae.
