FIGURE 4. Tubificoides mackiei n in Two new European species of the marine genus Tubificoides (Annelida: Clitellata: Naididae) with notes on the morphology of T. pseudogaster (Dahl, 1960)

FIGURE 4. Tubificoides mackiei n. sp., holotype. A. Preclitellar dorsal chaeta. B. Postclitellar dorsal chaeta. C. Preclitellar ventral chaeta. D. Postclitellar ventral chaeta. A–D distal ends of chaetae only. E. Male genital apparatus (for clarity, penial sac is not drawn in figure) and ovary (note that the ovary is not connected to any male structure, but abuts the atrium). F. Lateral contours of penis sheaths (broken lines indicate protruding soft parts). G. Spermatheca with spermatozeugmata. Abbreviations: at, atrium; cu, cuticular penis sheath; ov, ovary; pr, prostate gland; sa, spermathecal ampulla; sd, spermathecal duct; sz, spermatozeugma; vd, vas deferens (only a short part of vd is shown).