FIGURE 5 in Worming its way in-Polydora websteri (Annelida: Spionidae) increases the number of non-indigenous shell-boring polydorin pests of cultured molluscs in South Africa

FIGURE 5. Polydora websteri specimens from South Africa showing variation in methyl-green staining patterns. (A) dorsal anterior of SAMC-A089086, (B) palps with magenta arrow indicating a line of blue staining pigment adjacent to the black continuous pigmentation lines indicated with a yellow arrow, (C) unstained palp with yellow arrow head indicating faded portion of the black continuous pigmentation line, (D) dorsal anterior of SAMC-A089085 with magenta arrow indicating stained cells on prostomium forming two bars and magenta arrow-head indicating staining on peristomium concentrated along ridge of prostomium, (E) dorsal mid-body of SAMC-A089085, (F) ventral anterior of SAMC-A089088 with magenta arrow indicating stained cells forming a wide band across the anterior part of chaetiger and green arrow indicating hooded hooks on chaetiger 7, (G) ventral mid-body of SAMC-A089088 with magenta arrow-head indicating stained cells forming a thin band across the anterior part of chaetiger, (H) dorsal posterior of SAMC-A089085, (J) ventral anterior of SAMC-A089086 with green arrow indicating spines on chaetiger 5, (K) ventral mid-body of SAMC-A089084, (L) lateral anterior of SAMC-A089086 with green arrow indicating branchiae beginning at chaetiger 7, (M) lateral anterior of SAMC-A089085 with green arrow indicating spines in curved row on chaetiger 5, (N) dorsal posterior of SAMC-A089087 with magenta arrow indicating stained cells forming a bar; scale bars: 0.5 mm.