Syllis cf. armillaris.– A. Dorsal cirrus of setiger 64. – B. Dorsal cirrus of setiger 67. – C. Compound setae from an anterior parapodium (setiger 6). – D. Aciculae from an anterior parapodium (setiger 6). – E. Compound setae from a posterior parapodium (setiger 70). – F. Aciculae from a posterior parapodium (setiger 70). Scale: 1mm for A–B; 20 µm for C–F.

Syllis cf. armillaris.– A. Specimen regenerating anterior end. – B. Detail of the border between old and new segments. The arrows indicate the exact location of the border.