There are 3 matches

Collection Authorizer Collection name Reference
52215M. Uhen Bolinas Point Early Pliocene - Cenozoic 6 - California Domning (1978)
52216M. Uhen Point Reyes (= UCMP V6931, UCMP V6930) Tortonian - Cenozoic 6 - California Domning (1978)
52217M. Uhen Santa Cruz (= UCMP V73006, USGS M1109) Messinian - Cenozoic 6 - California Kellogg (1927)

Do another search