Alexandria Digital Research Library

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You searched for: Genre photographs Remove constraint Genre: photographs Genre slides (photographs) Remove constraint Genre: slides (photographs) Topic Sea urchins Remove constraint Topic: Sea urchins Topic Strongylocentrotus franciscanus Remove constraint Topic: Strongylocentrotus franciscanus Topic Strongylocentrotus purpuratus Remove constraint Topic: Strongylocentrotus purpuratus Place Coronado Islands (Mexico) Remove constraint Place: Coronado Islands (Mexico)

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