. "Arthropoda"@en . . "Crotalocephalus"@es . . . . "Crotalocephalus is a genus of trilobite that lived from the Late Silurian to the Early Devonian. Its remains have been found in Asia, Australia, and Europe."@en . "Crotalocephalus is a genus of trilobite that lived from the Late Silurian to the Early Devonian. Its remains have been found in Asia, Australia, and Europe."@en . "Crotalocephalus"@en . . . . "200"^^ . "Crotalocephalus"@en . . "Animalia"@en . . "Crotalocephalus"@en . . . . "Late Silurian - Early Devonian"@en . . . . . . .