Diopatra marocensis. A Limbate chaeta, chaetiger 1 (ESFM−POL/2009−300) B Bidentate pseudocompound hook, chaetiger 1 C Pectinate chaeta, chaetiger 35 D Subacicular hook, chaetiger 35. Scale bar: A = 20 µm, B = 15 µm, C = 23 µm, D = 46 µm.