FIGURE 12 in Redescription of Chone infundibuliformis Krøyer, 1856 (Polychaeta: Sabellidae) and histology of the branchial crown appendages, collar and glandular ridge

FIGURE 12. Chone aurantiaca. Glandular ridge on chaetiger 2. A) Panoramic view of the anterior thorax in longitudinal section, specimen mounted in gold for SEM, B) glandular ridge (1) and glandular epithelium, C) detail of 1 in B: arrange and orientation of cells from glandular ridge, D) granulose secretions of acidophil glands of the glandular ridge. A–D) LACM–AHF, Vashon Island, Seattle. Scale bars: A) 1 mm, B) 100 m, C) 50 m, D) 25 m. A–D) SEM LACM–AHF. ag: acidophil glands, bv: blood vessels, cu: cuticle, gce: glandular, columnar epithelium, m: muscle.