FIGURE 4. Chaetozone hedgpethi Blake, 1996. A in Chaetozone and Caulleriella (Polychaeta: Cirratulidae) from the Pacific Coast of Costa Rica, with description of eight new species

FIGURE 4. Chaetozone hedgpethi Blake, 1996. A. Lateral view of anterior end B. Dorsal view of anterior end C. Posterior setiger, anterior view D. Acicular spine. Scale bars: A,B = 0.2 mm, C = 0.1 mm, D = 20 Μm. a = annulations, no = nuchal organ, s1 = segment 1.