california academy of sciences geology: Bivalve Fossil From The California Academy of Sciences Geology Type Collection
california academy of sciences geology: Bivalve Fossil From The California Academy of Sciences Geology Type Collection
california academy of sciences geology: Cheloniceras irregulare
california academy of sciences geology: Cheloniceras populorum
california academy of sciences geology: Parahoplitoides cerrosensis
california academy of sciences geology: Parahoplitoides shoupi
california academy of sciences geology: Parahoplitoides shoupi
california academy of sciences geology: Acanthoplites barryana
california academy of sciences geology: Acanthoplites barryana
california academy of sciences geology: Acanthoplites gardneri
california academy of sciences geology: Acanthoplites gardneri
california academy of sciences geology: Douvilleiceras aff. mammillatum
california academy of sciences geology: Douvilleiceras aurarium
california academy of sciences geology: Parahoplitoides seniloides