. . . "The Marsland Formation is a geologic formation in Nebraska. It preserves fossils dating back to the Neogene period."@en . . . "43248289"^^ . . . "Marsland Formation"@en . . . . "5241"^^ . . "1120661735"^^ . . . . . . . "The Marsland Formation is a geologic formation in Nebraska. It preserves fossils dating back to the Neogene period."@en . . . . . . . . . "Fossil mammal from the Marsland Formation"@en . . . . . . . . . . . . . . "Marsland Formation"@en . . . . . . . . . . .