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Social Sciences 18 Online
OpenStudy (gigi1103):

The Tapeats Sandstone and Bright Angel Shale contain fossils of trilobites, which were marine organisms similar to modern-day horseshoe crabs. The Muav and Redwall limestones contain a boneless fish fossil. The Supai Group and Hermit Shale contain a boned fish. The Cocino Sandstone and layers above contain an amphibian fossil. Which correctly orders these organisms, from oldest to youngest? Missing Metadata trilobite, amphibian, boned fish, boneless fish A. trilobite, boneless fish, boned fish, amphibian

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