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Figure 3 | Frontiers in Zoology

Figure 3

From: A new sensory organ in “primitive” molluscs (Polyplacophora: Lepidopleurida), and its context in the nervous system of chitons

Figure 3

The anterior commissure in L. rugatus , showing internal fibre region and peripheral cell bodies. The commissure (brain; com) is the anterior expansion of the oesophageal nerve ring; a cross section shown here extends between the chevrons, with internal neuropil surrounded by dark nuclei. Com, anterior commissure, also bracketed with chevrons; oes, supraoesophagial pouch epithelium; sh, shell.

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