Ancient “serpent star” fossils, Amphiura sanctaecrucis, not seen in the area since the early 1900s have been unearthed in the Santa Cruz Mountains and donated to the Santa Cruz Museum of Natural History.
Local students find Jefferson’s ground sloth fossil in the Santa Cruz Mountains, the first fossil evidence for this species reported in county history.
Traces and remains of ancient creatures—from whale-ribs to a famous mastodon tooth—frequently surface on Santa Cruz beaches and in the Santa Cruz Mountains.