"09353815-n"^^ . . . . . "0"^^ . . "109353815"^^ . . . "108768546"@en-us . . "0"^^ . "a fossil that must be studied microscopically"@en-us . "microfossil"^^ . . "microfossil"@en-us . "a fossil that must be studied microscopically"@en-us .