. . . . . . . . . . "7566"^^ . . . . "Willwerathia is a genus of synziphosurine, a paraphyletic group of horseshoe crab-like fossil chelicerate arthropods. Willwerathia known only by one species, Willwerathia laticeps, discovered in deposits of the Devonian period from the Klerf Formation, in the Rhenish Slate Mountains of Germany."@en . . . . . . . . . . . "Willwerathia"@en . . . . "1118341106"^^ . . . . "(St\u00F8rmer, 1969)"@en . . . . . . "Willwerathia is a genus of synziphosurine, a paraphyletic group of horseshoe crab-like fossil chelicerate arthropods. Willwerathia known only by one species, Willwerathia laticeps, discovered in deposits of the Devonian period from the Klerf Formation, in the Rhenish Slate Mountains of Germany."@en . . . . . . . "15208591"^^ . . . . "Willwerathia"@en . . . "Animalia"@en . . . . . "\u2020Willwerathia"@en . . . . . . . . "Species"@en . . . . . "Willwerathia"@en . . . . . . . . . . . . . . . . "Reconstruction of Willwerathia laticeps"@en . . . . .