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(A) Anatomy and general morphology of a Glycera bloodworm; (B) Rendered micro-CT picture of longitudinal section through everted four jaws and proboscis (left), and outer view from above (right) of Glycera tesselata. glm = muscles associated with the venom glands; pap = parapodium; prb = proboscis; pst = prostomium; vdc = venom duct; vgl = venom gland.
