FIGURE 28 in Serpulidae (Annelida: Polychaeta) from the Suez Canal- From a Lessepsian Migration Perspective (a Monograph) 2848

FIGURE 28. Serpula hartmanae paratype from the Marshall Islands (U.S. National Museum of Natural History specimen no. USNM 38401). A—Operculum, apical view, 18 blunt radii (slightly damaged), B—Same, lateral view; note constriction with asymmetric boss, C—Tube, showing cross-section; note granular overlay, D—Tube from above, laterally rugose; note three longitudinal ridges, median ridge lower; upper surface rather flat, E1—Collar chaetae, frontal view, appearing somewhat abraded, E2—Collar chaeta, lateral view, F—Abdominal chaetae, G—Abdominal uncinus, F+4. Scales: B–C—1 mm.