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Radiodonta
''Radiodonta'' is a clade of stem-group arthropods that was successful worldwide during the Cambrian period, and included the earliest large predators known. Some of the most famous species included in ''Radiodonta'' are the Cambrian taxa ''Anomalocaris canadensis'', ''Hurdia victoria'', and ''Peytoia nathorsti'' and the Devonian ''Schinderhannes bartelsi''. ==Etymology==
The name ''Radiodonta'' refers to the radial arrangement of tooth plates surrounding the mouth.〔
抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「Radiodonta」の詳細全文を読む
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