trilobite
['platypus, duckbill, duckbilled platypus, duck-billed platypus, Ornithorhynchus anatinus', 'hen-of-the-woods, hen of the woods, Polyporus frondosus, Grifola frondosa', 'echidna, spiny anteater, anteater', 'armadillo', 'bee', 'gyromitra', 'whiptail, whiptail lizard']