FIGURE 8 in Jasmineira filatovae Levenstein, 1961, the deepest known sabellid is a Potamethus Chamberlin, 1919: redescription, new combination and generic emendation

FIGURE 8. Line drawings of uncini of the species of the genus Potamethus with humps shown by arrows (redrawn from original descriptions). A–C) P. elongatus, D) P. malmgreni, E, F) P. murrayi, G–I) P. scotiae, J) P. spathiferus. Thoracic uncini: A, B, D, E, G–H, J. Abdominal uncini: C, F, I. Sources: A) Treadwell, 1906, B, C) Berkeley & Berkeley, 1951, D) Hansen, 1882, E, F) McIntosh, 1916, G–I) Pixell, 1913, J) Ehlers, 1887.