FIGURE 3 in Redescription of two species of Naineris (Annelida, Orbiniidae) with multiple dorsal organs and description of a new species from the NE Pacific

FIGURE 3. Naineris bicornis (USNM 1284137). A, anterior end; B, abdominal segments, dorsal view, multiple dorsal organs; C, thoracic neurochaetae; D, abdominal neurochaetae. a—acicula, cc—crenulate capillaries, do—dorsal organs, pe—peristomium, pr—prostomium, su—subuluncini, u—uncini (Scales: A: 400 μm; B: 100 μm.; C–D: 20 μm).