FIGURE 3. Marphysa acicularum Webster, 1884. Syntype USNM4793. A in Reinstatement of three species of the Marphysa sanguinea complex (Polychaeta: Eunicidae) from the Grand Caribbean Region

FIGURE 3. Marphysa acicularum Webster, 1884. Syntype USNM4793. A. Isodont pectinate chaetae, wide with short and fine teeth, anterior chaetiger; B. Anodont pectinate chaetae, wide with long and slender teeth, posterior chaetiger; C. Compound spiniger, chaetiger 103; D. Aciculae, median chaetiger (left acicula with distal end partially broken); E. Bidentate subacicular hook, median chaetiger; F. "Unidentate" subacicular hook, median chaetiger. Scale bars: A, 5 µm; B, 5.5 µm; C, 20 µm; D, 18 µm; E–F, 14 µm.